Home / 10,116,680.10-15,175,020.15-9,053,798.10

Finding the Fourth Proportional to 10,116,680.10, 15,175,020.15 and 9,053,798.10

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Solution

The fourth proportional to 10,116,680.10, 15,175,020.15 and 9,053,798.10 is: 13,580,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,680.10 : 15,175,020.15 = 9,053,798.10 : x
  2. Step 2: Convert to fraction form
    10,116,680.10/15,175,020.15 = 9,053,798.10/x
  3. Step 3: Cross multiply
    10,116,680.10x = 15,175,020.15 × 9,053,798.10
  4. Step 4: Simplify right side
    10,116,680.10x = 137,391,568,601,531.72
  5. Step 5: Solve for x
    x = 137,391,568,601,531.72/10,116,680.10
  6. Step 6: Final answer
    x = 13,580,697.15

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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.