Home / 28,490,733.17-42,740,356.16-9,060,593.05

Finding the Fourth Proportional to 28,490,733.17, 42,740,356.16 and 9,060,593.05

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Solution

The fourth proportional to 28,490,733.17, 42,740,356.16 and 9,060,593.05 is: 13,592,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,490,733.17 : 42,740,356.16 = 9,060,593.05 : x
  2. Step 2: Convert to fraction form
    28,490,733.17/42,740,356.16 = 9,060,593.05/x
  3. Step 3: Cross multiply
    28,490,733.17x = 42,740,356.16 × 9,060,593.05
  4. Step 4: Simplify right side
    28,490,733.17x = 387,252,973,869,976.31
  5. Step 5: Solve for x
    x = 387,252,973,869,976.31/28,490,733.17
  6. Step 6: Final answer
    x = 13,592,243.19

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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.