Home / 12,096,017.80-18,144,026.70-5,377,553.80

Finding the Fourth Proportional to 12,096,017.80, 18,144,026.70 and 5,377,553.80

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Solution

The fourth proportional to 12,096,017.80, 18,144,026.70 and 5,377,553.80 is: 8,066,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,017.80 : 18,144,026.70 = 5,377,553.80 : x
  2. Step 2: Convert to fraction form
    12,096,017.80/18,144,026.70 = 5,377,553.80/x
  3. Step 3: Cross multiply
    12,096,017.80x = 18,144,026.70 × 5,377,553.80
  4. Step 4: Simplify right side
    12,096,017.80x = 97,570,479,727,886.45
  5. Step 5: Solve for x
    x = 97,570,479,727,886.45/12,096,017.80
  6. Step 6: Final answer
    x = 8,066,330.70

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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.