Home / 12,096,555.20-18,144,832.80-9,073,246.40

Finding the Fourth Proportional to 12,096,555.20, 18,144,832.80 and 9,073,246.40

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Solution

The fourth proportional to 12,096,555.20, 18,144,832.80 and 9,073,246.40 is: 13,609,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,555.20 : 18,144,832.80 = 9,073,246.40 : x
  2. Step 2: Convert to fraction form
    12,096,555.20/18,144,832.80 = 9,073,246.40/x
  3. Step 3: Cross multiply
    12,096,555.20x = 18,144,832.80 × 9,073,246.40
  4. Step 4: Simplify right side
    12,096,555.20x = 164,632,538,881,201.94
  5. Step 5: Solve for x
    x = 164,632,538,881,201.94/12,096,555.20
  6. Step 6: Final answer
    x = 13,609,869.60

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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.