Home / 21,854,465.60-32,808,655.20-13,767,425.60

Finding the Fourth Proportional to 21,854,465.60, 32,808,655.20 and 13,767,425.60

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Solution

The fourth proportional to 21,854,465.60, 32,808,655.20 and 13,767,425.60 is: 20,668,120.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,465.60 : 32,808,655.20 = 13,767,425.60 : x
  2. Step 2: Convert to fraction form
    21,854,465.60/32,808,655.20 = 13,767,425.60/x
  3. Step 3: Cross multiply
    21,854,465.60x = 32,808,655.20 × 13,767,425.60
  4. Step 4: Simplify right side
    21,854,465.60x = 451,690,719,502,053.12
  5. Step 5: Solve for x
    x = 451,690,719,502,053.12/21,854,465.60
  6. Step 6: Final answer
    x = 20,668,120.09

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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.