Home / 28,772,593.30-43,088,031.15-13,608,810.10

Finding the Fourth Proportional to 28,772,593.30, 43,088,031.15 and 13,608,810.10

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Solution

The fourth proportional to 28,772,593.30, 43,088,031.15 and 13,608,810.10 is: 20,379,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,593.30 : 43,088,031.15 = 13,608,810.10 : x
  2. Step 2: Convert to fraction form
    28,772,593.30/43,088,031.15 = 13,608,810.10/x
  3. Step 3: Cross multiply
    28,772,593.30x = 43,088,031.15 × 13,608,810.10
  4. Step 4: Simplify right side
    28,772,593.30x = 586,376,833,503,234.62
  5. Step 5: Solve for x
    x = 586,376,833,503,234.62/28,772,593.30
  6. Step 6: Final answer
    x = 20,379,700.48

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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.