Home / 65,891,049.10-90,929,490.84-36,121,644.27

Finding the Fourth Proportional to 65,891,049.10, 90,929,490.84 and 36,121,644.27

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Solution

The fourth proportional to 65,891,049.10, 90,929,490.84 and 36,121,644.27 is: 49,847,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,891,049.10 : 90,929,490.84 = 36,121,644.27 : x
  2. Step 2: Convert to fraction form
    65,891,049.10/90,929,490.84 = 36,121,644.27/x
  3. Step 3: Cross multiply
    65,891,049.10x = 90,929,490.84 × 36,121,644.27
  4. Step 4: Simplify right side
    65,891,049.10x = 3,284,522,721,774,704
  5. Step 5: Solve for x
    x = 3,284,522,721,774,704/65,891,049.10
  6. Step 6: Final answer
    x = 49,847,783.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.