Home / 10,103,711.10-15,155,566.65-9,324,264.30

Finding the Fourth Proportional to 10,103,711.10, 15,155,566.65 and 9,324,264.30

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Solution

The fourth proportional to 10,103,711.10, 15,155,566.65 and 9,324,264.30 is: 13,986,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,711.10 : 15,155,566.65 = 9,324,264.30 : x
  2. Step 2: Convert to fraction form
    10,103,711.10/15,155,566.65 = 9,324,264.30/x
  3. Step 3: Cross multiply
    10,103,711.10x = 15,155,566.65 × 9,324,264.30
  4. Step 4: Simplify right side
    10,103,711.10x = 141,314,509,060,865.62
  5. Step 5: Solve for x
    x = 141,314,509,060,865.62/10,103,711.10
  6. Step 6: Final answer
    x = 13,986,396.45

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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.