Home / 38,177,728.16-52,684,821.88-20,773,773.56

Finding the Fourth Proportional to 38,177,728.16, 52,684,821.88 and 20,773,773.56

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Solution

The fourth proportional to 38,177,728.16, 52,684,821.88 and 20,773,773.56 is: 28,667,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,728.16 : 52,684,821.88 = 20,773,773.56 : x
  2. Step 2: Convert to fraction form
    38,177,728.16/52,684,821.88 = 20,773,773.56/x
  3. Step 3: Cross multiply
    38,177,728.16x = 52,684,821.88 × 20,773,773.56
  4. Step 4: Simplify right side
    38,177,728.16x = 1,094,462,559,468,694.88
  5. Step 5: Solve for x
    x = 1,094,462,559,468,694.88/38,177,728.16
  6. Step 6: Final answer
    x = 28,667,566.47

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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.