Home / 12,481,497.40-18,722,246.10-7,106,726.20

Finding the Fourth Proportional to 12,481,497.40, 18,722,246.10 and 7,106,726.20

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Solution

The fourth proportional to 12,481,497.40, 18,722,246.10 and 7,106,726.20 is: 10,660,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,497.40 : 18,722,246.10 = 7,106,726.20 : x
  2. Step 2: Convert to fraction form
    12,481,497.40/18,722,246.10 = 7,106,726.20/x
  3. Step 3: Cross multiply
    12,481,497.40x = 18,722,246.10 × 7,106,726.20
  4. Step 4: Simplify right side
    12,481,497.40x = 133,053,876,881,717.83
  5. Step 5: Solve for x
    x = 133,053,876,881,717.83/12,481,497.40
  6. Step 6: Final answer
    x = 10,660,089.30

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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.