Home / 28,123,723.55-42,116,792.01-25,397,432.03

Finding the Fourth Proportional to 28,123,723.55, 42,116,792.01 and 25,397,432.03

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Solution

The fourth proportional to 28,123,723.55, 42,116,792.01 and 25,397,432.03 is: 38,034,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,123,723.55 : 42,116,792.01 = 25,397,432.03 : x
  2. Step 2: Convert to fraction form
    28,123,723.55/42,116,792.01 = 25,397,432.03/x
  3. Step 3: Cross multiply
    28,123,723.55x = 42,116,792.01 × 25,397,432.03
  4. Step 4: Simplify right side
    28,123,723.55x = 1,069,658,362,185,038
  5. Step 5: Solve for x
    x = 1,069,658,362,185,038/28,123,723.55
  6. Step 6: Final answer
    x = 38,034,023.50

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1.5x scale

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.