Home / 50,642,909.32-69,887,254.26-29,730,847.72

Finding the Fourth Proportional to 50,642,909.32, 69,887,254.26 and 29,730,847.72

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Solution

The fourth proportional to 50,642,909.32, 69,887,254.26 and 29,730,847.72 is: 41,028,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,642,909.32 : 69,887,254.26 = 29,730,847.72 : x
  2. Step 2: Convert to fraction form
    50,642,909.32/69,887,254.26 = 29,730,847.72/x
  3. Step 3: Cross multiply
    50,642,909.32x = 69,887,254.26 × 29,730,847.72
  4. Step 4: Simplify right side
    50,642,909.32x = 2,077,807,313,972,981.25
  5. Step 5: Solve for x
    x = 2,077,807,313,972,981.25/50,642,909.32
  6. Step 6: Final answer
    x = 41,028,592.98

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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.