Home / 28,082,862.40-42,124,293.60-23,295,956.80

Finding the Fourth Proportional to 28,082,862.40, 42,124,293.60 and 23,295,956.80

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Solution

The fourth proportional to 28,082,862.40, 42,124,293.60 and 23,295,956.80 is: 34,943,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,862.40 : 42,124,293.60 = 23,295,956.80 : x
  2. Step 2: Convert to fraction form
    28,082,862.40/42,124,293.60 = 23,295,956.80/x
  3. Step 3: Cross multiply
    28,082,862.40x = 42,124,293.60 × 23,295,956.80
  4. Step 4: Simplify right side
    28,082,862.40x = 981,325,723,936,116.50
  5. Step 5: Solve for x
    x = 981,325,723,936,116.50/28,082,862.40
  6. Step 6: Final answer
    x = 34,943,935.20

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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.