Home / 38,177,713.76-52,684,802.04-20,773,759.18

Finding the Fourth Proportional to 38,177,713.76, 52,684,802.04 and 20,773,759.18

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Solution

The fourth proportional to 38,177,713.76, 52,684,802.04 and 20,773,759.18 is: 28,667,546.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,713.76 : 52,684,802.04 = 20,773,759.18 : x
  2. Step 2: Convert to fraction form
    38,177,713.76/52,684,802.04 = 20,773,759.18/x
  3. Step 3: Cross multiply
    38,177,713.76x = 52,684,802.04 × 20,773,759.18
  4. Step 4: Simplify right side
    38,177,713.76x = 1,094,461,390,024,932.75
  5. Step 5: Solve for x
    x = 1,094,461,390,024,932.75/38,177,713.76
  6. Step 6: Final answer
    x = 28,667,546.65

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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.