Home / 36,219,008.40-54,309,850.20-13,488,205.20

Finding the Fourth Proportional to 36,219,008.40, 54,309,850.20 and 13,488,205.20

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Solution

The fourth proportional to 36,219,008.40, 54,309,850.20 and 13,488,205.20 is: 20,225,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,008.40 : 54,309,850.20 = 13,488,205.20 : x
  2. Step 2: Convert to fraction form
    36,219,008.40/54,309,850.20 = 13,488,205.20/x
  3. Step 3: Cross multiply
    36,219,008.40x = 54,309,850.20 × 13,488,205.20
  4. Step 4: Simplify right side
    36,219,008.40x = 732,542,403,878,861
  5. Step 5: Solve for x
    x = 732,542,403,878,861/36,219,008.40
  6. Step 6: Final answer
    x = 20,225,357.80

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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.