Home / 10,910,107.20-16,400,590.20-7,737,207.60

Finding the Fourth Proportional to 10,910,107.20, 16,400,590.20 and 7,737,207.60

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Solution

The fourth proportional to 10,910,107.20, 16,400,590.20 and 7,737,207.60 is: 11,630,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910,107.20 : 16,400,590.20 = 7,737,207.60 : x
  2. Step 2: Convert to fraction form
    10,910,107.20/16,400,590.20 = 7,737,207.60/x
  3. Step 3: Cross multiply
    10,910,107.20x = 16,400,590.20 × 7,737,207.60
  4. Step 4: Simplify right side
    10,910,107.20x = 126,894,771,139,925.52
  5. Step 5: Solve for x
    x = 126,894,771,139,925.52/10,910,107.20
  6. Step 6: Final answer
    x = 11,630,937.15

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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.