Home / 18,151,411.80-27,227,117.70-8,055,053.40

Finding the Fourth Proportional to 18,151,411.80, 27,227,117.70 and 8,055,053.40

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Solution

The fourth proportional to 18,151,411.80, 27,227,117.70 and 8,055,053.40 is: 12,082,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,411.80 : 27,227,117.70 = 8,055,053.40 : x
  2. Step 2: Convert to fraction form
    18,151,411.80/27,227,117.70 = 8,055,053.40/x
  3. Step 3: Cross multiply
    18,151,411.80x = 27,227,117.70 × 8,055,053.40
  4. Step 4: Simplify right side
    18,151,411.80x = 219,315,887,001,585.19
  5. Step 5: Solve for x
    x = 219,315,887,001,585.19/18,151,411.80
  6. Step 6: Final answer
    x = 12,082,580.10

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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.