Home / 10,370,041.80-15,555,062.70-6,543,666.60

Finding the Fourth Proportional to 10,370,041.80, 15,555,062.70 and 6,543,666.60

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Solution

The fourth proportional to 10,370,041.80, 15,555,062.70 and 6,543,666.60 is: 9,815,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370,041.80 : 15,555,062.70 = 6,543,666.60 : x
  2. Step 2: Convert to fraction form
    10,370,041.80/15,555,062.70 = 6,543,666.60/x
  3. Step 3: Cross multiply
    10,370,041.80x = 15,555,062.70 × 6,543,666.60
  4. Step 4: Simplify right side
    10,370,041.80x = 101,787,144,250,895.81
  5. Step 5: Solve for x
    x = 101,787,144,250,895.81/10,370,041.80
  6. Step 6: Final answer
    x = 9,815,499.90

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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.