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Finding the Fourth Proportional to 10,604,641.02, 15,884,891.46 and 6,747,356.22

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Solution

The fourth proportional to 10,604,641.02, 15,884,891.46 and 6,747,356.22 is: 10,106,991.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604,641.02 : 15,884,891.46 = 6,747,356.22 : x
  2. Step 2: Convert to fraction form
    10,604,641.02/15,884,891.46 = 6,747,356.22/x
  3. Step 3: Cross multiply
    10,604,641.02x = 15,884,891.46 × 6,747,356.22
  4. Step 4: Simplify right side
    10,604,641.02x = 107,181,021,196,655.89
  5. Step 5: Solve for x
    x = 107,181,021,196,655.89/10,604,641.02
  6. Step 6: Final answer
    x = 10,106,991.93

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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.