Home / 81,393,730.50-112,323,322.26-44,726,663.46

Finding the Fourth Proportional to 81,393,730.50, 112,323,322.26 and 44,726,663.46

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Solution

The fourth proportional to 81,393,730.50, 112,323,322.26 and 44,726,663.46 is: 61,722,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,730.50 : 112,323,322.26 = 44,726,663.46 : x
  2. Step 2: Convert to fraction form
    81,393,730.50/112,323,322.26 = 44,726,663.46/x
  3. Step 3: Cross multiply
    81,393,730.50x = 112,323,322.26 × 44,726,663.46
  4. Step 4: Simplify right side
    81,393,730.50x = 5,023,847,433,432,147
  5. Step 5: Solve for x
    x = 5,023,847,433,432,147/81,393,730.50
  6. Step 6: Final answer
    x = 61,722,781.38

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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.