Home / 64,807,091.55-96,971,488.80-38,915,161.49

Finding the Fourth Proportional to 64,807,091.55, 96,971,488.80 and 38,915,161.49

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Solution

The fourth proportional to 64,807,091.55, 96,971,488.80 and 38,915,161.49 is: 58,229,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,807,091.55 : 96,971,488.80 = 38,915,161.49 : x
  2. Step 2: Convert to fraction form
    64,807,091.55/96,971,488.80 = 38,915,161.49/x
  3. Step 3: Cross multiply
    64,807,091.55x = 96,971,488.80 × 38,915,161.49
  4. Step 4: Simplify right side
    64,807,091.55x = 3,773,661,146,783,691.50
  5. Step 5: Solve for x
    x = 3,773,661,146,783,691.50/64,807,091.55
  6. Step 6: Final answer
    x = 58,229,139.07

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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.