Home / 12,096,288.80-18,144,433.20-9,110,304.80

Finding the Fourth Proportional to 12,096,288.80, 18,144,433.20 and 9,110,304.80

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Solution

The fourth proportional to 12,096,288.80, 18,144,433.20 and 9,110,304.80 is: 13,665,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,288.80 : 18,144,433.20 = 9,110,304.80 : x
  2. Step 2: Convert to fraction form
    12,096,288.80/18,144,433.20 = 9,110,304.80/x
  3. Step 3: Cross multiply
    12,096,288.80x = 18,144,433.20 × 9,110,304.80
  4. Step 4: Simplify right side
    12,096,288.80x = 165,301,316,875,239.38
  5. Step 5: Solve for x
    x = 165,301,316,875,239.38/12,096,288.80
  6. Step 6: Final answer
    x = 13,665,457.20

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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.