Home / 15,228,001.90-22,842,002.85-12,960,520.30

Finding the Fourth Proportional to 15,228,001.90, 22,842,002.85 and 12,960,520.30

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Solution

The fourth proportional to 15,228,001.90, 22,842,002.85 and 12,960,520.30 is: 19,440,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228,001.90 : 22,842,002.85 = 12,960,520.30 : x
  2. Step 2: Convert to fraction form
    15,228,001.90/22,842,002.85 = 12,960,520.30/x
  3. Step 3: Cross multiply
    15,228,001.90x = 22,842,002.85 × 12,960,520.30
  4. Step 4: Simplify right side
    15,228,001.90x = 296,044,241,630,082.88
  5. Step 5: Solve for x
    x = 296,044,241,630,082.88/15,228,001.90
  6. Step 6: Final answer
    x = 19,440,780.45

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Similar ratio
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1.5x scale

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.