Home / 28,452,221.03-42,678,397.15-16,400,451.35

Finding the Fourth Proportional to 28,452,221.03, 42,678,397.15 and 16,400,451.35

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Solution

The fourth proportional to 28,452,221.03, 42,678,397.15 and 16,400,451.35 is: 24,600,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,452,221.03 : 42,678,397.15 = 16,400,451.35 : x
  2. Step 2: Convert to fraction form
    28,452,221.03/42,678,397.15 = 16,400,451.35/x
  3. Step 3: Cross multiply
    28,452,221.03x = 42,678,397.15 × 16,400,451.35
  4. Step 4: Simplify right side
    28,452,221.03x = 699,944,975,900,160.62
  5. Step 5: Solve for x
    x = 699,944,975,900,160.62/28,452,221.03
  6. Step 6: Final answer
    x = 24,600,714.84

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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.