Home / 64,391,020.40-96,591,196.20-38,776,876.40

Finding the Fourth Proportional to 64,391,020.40, 96,591,196.20 and 38,776,876.40

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Solution

The fourth proportional to 64,391,020.40, 96,591,196.20 and 38,776,876.40 is: 58,168,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,391,020.40 : 96,591,196.20 = 38,776,876.40 : x
  2. Step 2: Convert to fraction form
    64,391,020.40/96,591,196.20 = 38,776,876.40/x
  3. Step 3: Cross multiply
    64,391,020.40x = 96,591,196.20 × 38,776,876.40
  4. Step 4: Simplify right side
    64,391,020.40x = 3,745,504,876,375,549.50
  5. Step 5: Solve for x
    x = 3,745,504,876,375,549.50/64,391,020.40
  6. Step 6: Final answer
    x = 58,168,124.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.