Home / 54,440,689.10-81,755,512.05-28,931,521.10

Finding the Fourth Proportional to 54,440,689.10, 81,755,512.05 and 28,931,521.10

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Solution

The fourth proportional to 54,440,689.10, 81,755,512.05 and 28,931,521.10 is: 43,447,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440,689.10 : 81,755,512.05 = 28,931,521.10 : x
  2. Step 2: Convert to fraction form
    54,440,689.10/81,755,512.05 = 28,931,521.10/x
  3. Step 3: Cross multiply
    54,440,689.10x = 81,755,512.05 × 28,931,521.10
  4. Step 4: Simplify right side
    54,440,689.10x = 2,365,311,321,915,879.50
  5. Step 5: Solve for x
    x = 2,365,311,321,915,879.50/54,440,689.10
  6. Step 6: Final answer
    x = 43,447,490.49

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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.