Home / 17,613,802.80-26,420,704.20-7,517,444.40

Finding the Fourth Proportional to 17,613,802.80, 26,420,704.20 and 7,517,444.40

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Solution

The fourth proportional to 17,613,802.80, 26,420,704.20 and 7,517,444.40 is: 11,276,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613,802.80 : 26,420,704.20 = 7,517,444.40 : x
  2. Step 2: Convert to fraction form
    17,613,802.80/26,420,704.20 = 7,517,444.40/x
  3. Step 3: Cross multiply
    17,613,802.80x = 26,420,704.20 × 7,517,444.40
  4. Step 4: Simplify right side
    17,613,802.80x = 198,616,174,832,346.47
  5. Step 5: Solve for x
    x = 198,616,174,832,346.47/17,613,802.80
  6. Step 6: Final answer
    x = 11,276,166.60

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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.