Home / 40,921,615.80-61,205,276.70-36,634,658.40

Finding the Fourth Proportional to 40,921,615.80, 61,205,276.70 and 36,634,658.40

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Solution

The fourth proportional to 40,921,615.80, 61,205,276.70 and 36,634,658.40 is: 54,793,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,921,615.80 : 61,205,276.70 = 36,634,658.40 : x
  2. Step 2: Convert to fraction form
    40,921,615.80/61,205,276.70 = 36,634,658.40/x
  3. Step 3: Cross multiply
    40,921,615.80x = 61,205,276.70 × 36,634,658.40
  4. Step 4: Simplify right side
    40,921,615.80x = 2,242,234,404,181,979.25
  5. Step 5: Solve for x
    x = 2,242,234,404,181,979.25/40,921,615.80
  6. Step 6: Final answer
    x = 54,793,398.56

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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.