Home / 63,618,540.84-87,800,712.36-38,514,487.20

Finding the Fourth Proportional to 63,618,540.84, 87,800,712.36 and 38,514,487.20

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Solution

The fourth proportional to 63,618,540.84, 87,800,712.36 and 38,514,487.20 is: 53,154,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,618,540.84 : 87,800,712.36 = 38,514,487.20 : x
  2. Step 2: Convert to fraction form
    63,618,540.84/87,800,712.36 = 38,514,487.20/x
  3. Step 3: Cross multiply
    63,618,540.84x = 87,800,712.36 × 38,514,487.20
  4. Step 4: Simplify right side
    63,618,540.84x = 3,381,599,412,340,102
  5. Step 5: Solve for x
    x = 3,381,599,412,340,102/63,618,540.84
  6. Step 6: Final answer
    x = 53,154,306.40

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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.