Home / 12,096,415.20-18,144,622.80-5,377,951.20

Finding the Fourth Proportional to 12,096,415.20, 18,144,622.80 and 5,377,951.20

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Solution

The fourth proportional to 12,096,415.20, 18,144,622.80 and 5,377,951.20 is: 8,066,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,415.20 : 18,144,622.80 = 5,377,951.20 : x
  2. Step 2: Convert to fraction form
    12,096,415.20/18,144,622.80 = 5,377,951.20/x
  3. Step 3: Cross multiply
    12,096,415.20x = 18,144,622.80 × 5,377,951.20
  4. Step 4: Simplify right side
    12,096,415.20x = 97,580,895,960,807.38
  5. Step 5: Solve for x
    x = 97,580,895,960,807.38/12,096,415.20
  6. Step 6: Final answer
    x = 8,066,926.80

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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.