Home / 7,187,195.20-10,780,792.80-3,593,516.80

Finding the Fourth Proportional to 7,187,195.20, 10,780,792.80 and 3,593,516.80

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Solution

The fourth proportional to 7,187,195.20, 10,780,792.80 and 3,593,516.80 is: 5,390,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,195.20 : 10,780,792.80 = 3,593,516.80 : x
  2. Step 2: Convert to fraction form
    7,187,195.20/10,780,792.80 = 3,593,516.80/x
  3. Step 3: Cross multiply
    7,187,195.20x = 10,780,792.80 × 3,593,516.80
  4. Step 4: Simplify right side
    7,187,195.20x = 38,740,960,044,119.04
  5. Step 5: Solve for x
    x = 38,740,960,044,119.04/7,187,195.20
  6. Step 6: Final answer
    x = 5,390,275.20

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Double scale
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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.