Home / 28,306,871.70-42,397,321.95-23,268,023.70

Finding the Fourth Proportional to 28,306,871.70, 42,397,321.95 and 23,268,023.70

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Solution

The fourth proportional to 28,306,871.70, 42,397,321.95 and 23,268,023.70 is: 34,850,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,306,871.70 : 42,397,321.95 = 23,268,023.70 : x
  2. Step 2: Convert to fraction form
    28,306,871.70/42,397,321.95 = 23,268,023.70/x
  3. Step 3: Cross multiply
    28,306,871.70x = 42,397,321.95 × 23,268,023.70
  4. Step 4: Simplify right side
    28,306,871.70x = 986,501,891,949,130.25
  5. Step 5: Solve for x
    x = 986,501,891,949,130.25/28,306,871.70
  6. Step 6: Final answer
    x = 34,850,261.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.