Home / 9,231,938.89-12,740,115.20-5,045,708.33

Finding the Fourth Proportional to 9,231,938.89, 12,740,115.20 and 5,045,708.33

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Solution

The fourth proportional to 9,231,938.89, 12,740,115.20 and 5,045,708.33 is: 6,963,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231,938.89 : 12,740,115.20 = 5,045,708.33 : x
  2. Step 2: Convert to fraction form
    9,231,938.89/12,740,115.20 = 5,045,708.33/x
  3. Step 3: Cross multiply
    9,231,938.89x = 12,740,115.20 × 5,045,708.33
  4. Step 4: Simplify right side
    9,231,938.89x = 64,282,905,431,267.91
  5. Step 5: Solve for x
    x = 64,282,905,431,267.91/9,231,938.89
  6. Step 6: Final answer
    x = 6,963,099.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.