Home / 15,228,000.90-22,842,001.35-12,960,519.30

Finding the Fourth Proportional to 15,228,000.90, 22,842,001.35 and 12,960,519.30

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Solution

The fourth proportional to 15,228,000.90, 22,842,001.35 and 12,960,519.30 is: 19,440,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228,000.90 : 22,842,001.35 = 12,960,519.30 : x
  2. Step 2: Convert to fraction form
    15,228,000.90/22,842,001.35 = 12,960,519.30/x
  3. Step 3: Cross multiply
    15,228,000.90x = 22,842,001.35 × 12,960,519.30
  4. Step 4: Simplify right side
    15,228,000.90x = 296,044,199,347,301.06
  5. Step 5: Solve for x
    x = 296,044,199,347,301.06/15,228,000.90
  6. Step 6: Final answer
    x = 19,440,778.95

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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.