Home / 17,321,463.78-23,900,957.21-9,977,862.57

Finding the Fourth Proportional to 17,321,463.78, 23,900,957.21 and 9,977,862.57

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Solution

The fourth proportional to 17,321,463.78, 23,900,957.21 and 9,977,862.57 is: 13,767,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321,463.78 : 23,900,957.21 = 9,977,862.57 : x
  2. Step 2: Convert to fraction form
    17,321,463.78/23,900,957.21 = 9,977,862.57/x
  3. Step 3: Cross multiply
    17,321,463.78x = 23,900,957.21 × 9,977,862.57
  4. Step 4: Simplify right side
    17,321,463.78x = 238,480,466,332,830.66
  5. Step 5: Solve for x
    x = 238,480,466,332,830.66/17,321,463.78
  6. Step 6: Final answer
    x = 13,767,916.46

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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.