Home / 9,231,938.77-12,740,115.03-5,045,708.21

Finding the Fourth Proportional to 9,231,938.77, 12,740,115.03 and 5,045,708.21

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Solution

The fourth proportional to 9,231,938.77, 12,740,115.03 and 5,045,708.21 is: 6,963,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231,938.77 : 12,740,115.03 = 5,045,708.21 : x
  2. Step 2: Convert to fraction form
    9,231,938.77/12,740,115.03 = 5,045,708.21/x
  3. Step 3: Cross multiply
    9,231,938.77x = 12,740,115.03 × 5,045,708.21
  4. Step 4: Simplify right side
    9,231,938.77x = 64,282,902,968,368.84
  5. Step 5: Solve for x
    x = 64,282,902,968,368.84/9,231,938.77
  6. Step 6: Final answer
    x = 6,963,098.93

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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.