Home / 28,466,429.44-39,283,696.56-15,413,695.24

Finding the Fourth Proportional to 28,466,429.44, 39,283,696.56 and 15,413,695.24

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Solution

The fourth proportional to 28,466,429.44, 39,283,696.56 and 15,413,695.24 is: 21,270,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466,429.44 : 39,283,696.56 = 15,413,695.24 : x
  2. Step 2: Convert to fraction form
    28,466,429.44/39,283,696.56 = 15,413,695.24/x
  3. Step 3: Cross multiply
    28,466,429.44x = 39,283,696.56 × 15,413,695.24
  4. Step 4: Simplify right side
    28,466,429.44x = 605,506,926,676,476.38
  5. Step 5: Solve for x
    x = 605,506,926,676,476.38/28,466,429.44
  6. Step 6: Final answer
    x = 21,270,912.39

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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.