Home / 6,845,338.80-10,253,245.42-6,442,896.24

Finding the Fourth Proportional to 6,845,338.80, 10,253,245.42 and 6,442,896.24

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Solution

The fourth proportional to 6,845,338.80, 10,253,245.42 and 6,442,896.24 is: 9,650,449.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845,338.80 : 10,253,245.42 = 6,442,896.24 : x
  2. Step 2: Convert to fraction form
    6,845,338.80/10,253,245.42 = 6,442,896.24/x
  3. Step 3: Cross multiply
    6,845,338.80x = 10,253,245.42 × 6,442,896.24
  4. Step 4: Simplify right side
    6,845,338.80x = 66,060,596,364,315.22
  5. Step 5: Solve for x
    x = 66,060,596,364,315.22/6,845,338.80
  6. Step 6: Final answer
    x = 9,650,449.49

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Double scale
Find fourth proportional to 6,845,339.80, 10,253,246.92 and 6,442,897.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.