Home / 7,490,464.40-11,235,696.60-7,415,814.80

Finding the Fourth Proportional to 7,490,464.40, 11,235,696.60 and 7,415,814.80

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Solution

The fourth proportional to 7,490,464.40, 11,235,696.60 and 7,415,814.80 is: 11,123,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,464.40 : 11,235,696.60 = 7,415,814.80 : x
  2. Step 2: Convert to fraction form
    7,490,464.40/11,235,696.60 = 7,415,814.80/x
  3. Step 3: Cross multiply
    7,490,464.40x = 11,235,696.60 × 7,415,814.80
  4. Step 4: Simplify right side
    7,490,464.40x = 83,321,845,134,589.67
  5. Step 5: Solve for x
    x = 83,321,845,134,589.67/7,490,464.40
  6. Step 6: Final answer
    x = 11,123,722.20

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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.