Home / 13,044,370.10-18,000,630.45-7,243,521.14

Finding the Fourth Proportional to 13,044,370.10, 18,000,630.45 and 7,243,521.14

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Solution

The fourth proportional to 13,044,370.10, 18,000,630.45 and 7,243,521.14 is: 9,995,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044,370.10 : 18,000,630.45 = 7,243,521.14 : x
  2. Step 2: Convert to fraction form
    13,044,370.10/18,000,630.45 = 7,243,521.14/x
  3. Step 3: Cross multiply
    13,044,370.10x = 18,000,630.45 × 7,243,521.14
  4. Step 4: Simplify right side
    13,044,370.10x = 130,387,947,197,902.70
  5. Step 5: Solve for x
    x = 130,387,947,197,902.70/13,044,370.10
  6. Step 6: Final answer
    x = 9,995,725.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.