Home / 89,921,044.15-124,094,049.91-55,107,011.27

Finding the Fourth Proportional to 89,921,044.15, 124,094,049.91 and 55,107,011.27

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Solution

The fourth proportional to 89,921,044.15, 124,094,049.91 and 55,107,011.27 is: 76,049,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,921,044.15 : 124,094,049.91 = 55,107,011.27 : x
  2. Step 2: Convert to fraction form
    89,921,044.15/124,094,049.91 = 55,107,011.27/x
  3. Step 3: Cross multiply
    89,921,044.15x = 124,094,049.91 × 55,107,011.27
  4. Step 4: Simplify right side
    89,921,044.15x = 6,838,452,207,102,780
  5. Step 5: Solve for x
    x = 6,838,452,207,102,780/89,921,044.15
  6. Step 6: Final answer
    x = 76,049,519.58

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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.