Home / 12,455,594.10-18,683,391.15-9,266,948.10

Finding the Fourth Proportional to 12,455,594.10, 18,683,391.15 and 9,266,948.10

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Solution

The fourth proportional to 12,455,594.10, 18,683,391.15 and 9,266,948.10 is: 13,900,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,594.10 : 18,683,391.15 = 9,266,948.10 : x
  2. Step 2: Convert to fraction form
    12,455,594.10/18,683,391.15 = 9,266,948.10/x
  3. Step 3: Cross multiply
    12,455,594.10x = 18,683,391.15 × 9,266,948.10
  4. Step 4: Simplify right side
    12,455,594.10x = 173,138,016,119,049.28
  5. Step 5: Solve for x
    x = 173,138,016,119,049.28/12,455,594.10
  6. Step 6: Final answer
    x = 13,900,422.15

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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.