Home / 12,960,044.20-19,440,066.30-12,267,202.60

Finding the Fourth Proportional to 12,960,044.20, 19,440,066.30 and 12,267,202.60

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Solution

The fourth proportional to 12,960,044.20, 19,440,066.30 and 12,267,202.60 is: 18,400,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,044.20 : 19,440,066.30 = 12,267,202.60 : x
  2. Step 2: Convert to fraction form
    12,960,044.20/19,440,066.30 = 12,267,202.60/x
  3. Step 3: Cross multiply
    12,960,044.20x = 19,440,066.30 × 12,267,202.60
  4. Step 4: Simplify right side
    12,960,044.20x = 238,475,231,859,532.38
  5. Step 5: Solve for x
    x = 238,475,231,859,532.38/12,960,044.20
  6. Step 6: Final answer
    x = 18,400,803.90

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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.