Home / 81,749,335.96-112,816,807.08-44,581,644.12

Finding the Fourth Proportional to 81,749,335.96, 112,816,807.08 and 44,581,644.12

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Solution

The fourth proportional to 81,749,335.96, 112,816,807.08 and 44,581,644.12 is: 61,524,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,749,335.96 : 112,816,807.08 = 44,581,644.12 : x
  2. Step 2: Convert to fraction form
    81,749,335.96/112,816,807.08 = 44,581,644.12/x
  3. Step 3: Cross multiply
    81,749,335.96x = 112,816,807.08 × 44,581,644.12
  4. Step 4: Simplify right side
    81,749,335.96x = 5,029,558,743,995,256
  5. Step 5: Solve for x
    x = 5,029,558,743,995,256/81,749,335.96
  6. Step 6: Final answer
    x = 61,524,154.11

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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.