Home / 17,090,020.30-25,635,030.45-8,132,068.30

Finding the Fourth Proportional to 17,090,020.30, 25,635,030.45 and 8,132,068.30

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Solution

The fourth proportional to 17,090,020.30, 25,635,030.45 and 8,132,068.30 is: 12,198,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,090,020.30 : 25,635,030.45 = 8,132,068.30 : x
  2. Step 2: Convert to fraction form
    17,090,020.30/25,635,030.45 = 8,132,068.30/x
  3. Step 3: Cross multiply
    17,090,020.30x = 25,635,030.45 × 8,132,068.30
  4. Step 4: Simplify right side
    17,090,020.30x = 208,465,818,491,979.72
  5. Step 5: Solve for x
    x = 208,465,818,491,979.72/17,090,020.30
  6. Step 6: Final answer
    x = 12,198,102.45

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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.