Home / 12,771,273.59-19,156,223.55-6,287,885.56

Finding the Fourth Proportional to 12,771,273.59, 19,156,223.55 and 6,287,885.56

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Solution

The fourth proportional to 12,771,273.59, 19,156,223.55 and 6,287,885.56 is: 9,431,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,273.59 : 19,156,223.55 = 6,287,885.56 : x
  2. Step 2: Convert to fraction form
    12,771,273.59/19,156,223.55 = 6,287,885.56/x
  3. Step 3: Cross multiply
    12,771,273.59x = 19,156,223.55 × 6,287,885.56
  4. Step 4: Simplify right side
    12,771,273.59x = 120,452,141,444,176.94
  5. Step 5: Solve for x
    x = 120,452,141,444,176.94/12,771,273.59
  6. Step 6: Final answer
    x = 9,431,490.18

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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.