Home / 38,177,730.78-52,684,825.50-20,773,776.18

Finding the Fourth Proportional to 38,177,730.78, 52,684,825.50 and 20,773,776.18

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Solution

The fourth proportional to 38,177,730.78, 52,684,825.50 and 20,773,776.18 is: 28,667,570.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,730.78 : 52,684,825.50 = 20,773,776.18 : x
  2. Step 2: Convert to fraction form
    38,177,730.78/52,684,825.50 = 20,773,776.18/x
  3. Step 3: Cross multiply
    38,177,730.78x = 52,684,825.50 × 20,773,776.18
  4. Step 4: Simplify right side
    38,177,730.78x = 1,094,462,773,019,356.62
  5. Step 5: Solve for x
    x = 1,094,462,773,019,356.62/38,177,730.78
  6. Step 6: Final answer
    x = 28,667,570.09

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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.