Home / 28,427,155.07-39,229,473.33-15,374,414.03

Finding the Fourth Proportional to 28,427,155.07, 39,229,473.33 and 15,374,414.03

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Solution

The fourth proportional to 28,427,155.07, 39,229,473.33 and 15,374,414.03 is: 21,216,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,427,155.07 : 39,229,473.33 = 15,374,414.03 : x
  2. Step 2: Convert to fraction form
    28,427,155.07/39,229,473.33 = 15,374,414.03/x
  3. Step 3: Cross multiply
    28,427,155.07x = 39,229,473.33 × 15,374,414.03
  4. Step 4: Simplify right side
    28,427,155.07x = 603,130,164,958,115.50
  5. Step 5: Solve for x
    x = 603,130,164,958,115.50/28,427,155.07
  6. Step 6: Final answer
    x = 21,216,691.00

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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.