Home / 10,431,035.10-15,646,552.65-6,604,659.90

Finding the Fourth Proportional to 10,431,035.10, 15,646,552.65 and 6,604,659.90

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Solution

The fourth proportional to 10,431,035.10, 15,646,552.65 and 6,604,659.90 is: 9,906,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,035.10 : 15,646,552.65 = 6,604,659.90 : x
  2. Step 2: Convert to fraction form
    10,431,035.10/15,646,552.65 = 6,604,659.90/x
  3. Step 3: Cross multiply
    10,431,035.10x = 15,646,552.65 × 6,604,659.90
  4. Step 4: Simplify right side
    10,431,035.10x = 103,340,158,860,693.75
  5. Step 5: Solve for x
    x = 103,340,158,860,693.75/10,431,035.10
  6. Step 6: Final answer
    x = 9,906,989.85

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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.