Home / 57,527,713.20-86,291,569.80-49,801,479.60

Finding the Fourth Proportional to 57,527,713.20, 86,291,569.80 and 49,801,479.60

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Solution

The fourth proportional to 57,527,713.20, 86,291,569.80 and 49,801,479.60 is: 74,702,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,527,713.20 : 86,291,569.80 = 49,801,479.60 : x
  2. Step 2: Convert to fraction form
    57,527,713.20/86,291,569.80 = 49,801,479.60/x
  3. Step 3: Cross multiply
    57,527,713.20x = 86,291,569.80 × 49,801,479.60
  4. Step 4: Simplify right side
    57,527,713.20x = 4,297,447,853,046,676
  5. Step 5: Solve for x
    x = 4,297,447,853,046,676/57,527,713.20
  6. Step 6: Final answer
    x = 74,702,219.40

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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.