Home / 10,656,091.20-15,984,136.80-3,468,302.40

Finding the Fourth Proportional to 10,656,091.20, 15,984,136.80 and 3,468,302.40

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Solution

The fourth proportional to 10,656,091.20, 15,984,136.80 and 3,468,302.40 is: 5,202,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,091.20 : 15,984,136.80 = 3,468,302.40 : x
  2. Step 2: Convert to fraction form
    10,656,091.20/15,984,136.80 = 3,468,302.40/x
  3. Step 3: Cross multiply
    10,656,091.20x = 15,984,136.80 × 3,468,302.40
  4. Step 4: Simplify right side
    10,656,091.20x = 55,437,820,025,368.32
  5. Step 5: Solve for x
    x = 55,437,820,025,368.32/10,656,091.20
  6. Step 6: Final answer
    x = 5,202,453.60

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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.