Home / 84,240,691.34-116,256,644.72-47,071,873.85

Finding the Fourth Proportional to 84,240,691.34, 116,256,644.72 and 47,071,873.85

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Solution

The fourth proportional to 84,240,691.34, 116,256,644.72 and 47,071,873.85 is: 64,961,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240,691.34 : 116,256,644.72 = 47,071,873.85 : x
  2. Step 2: Convert to fraction form
    84,240,691.34/116,256,644.72 = 47,071,873.85/x
  3. Step 3: Cross multiply
    84,240,691.34x = 116,256,644.72 × 47,071,873.85
  4. Step 4: Simplify right side
    84,240,691.34x = 5,472,418,113,843,985
  5. Step 5: Solve for x
    x = 5,472,418,113,843,985/84,240,691.34
  6. Step 6: Final answer
    x = 64,961,695.20

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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.