Home / 57,308,587.20-85,962,880.80-52,017,796.80

Finding the Fourth Proportional to 57,308,587.20, 85,962,880.80 and 52,017,796.80

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Solution

The fourth proportional to 57,308,587.20, 85,962,880.80 and 52,017,796.80 is: 78,026,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,308,587.20 : 85,962,880.80 = 52,017,796.80 : x
  2. Step 2: Convert to fraction form
    57,308,587.20/85,962,880.80 = 52,017,796.80/x
  3. Step 3: Cross multiply
    57,308,587.20x = 85,962,880.80 × 52,017,796.80
  4. Step 4: Simplify right side
    57,308,587.20x = 4,471,599,665,797,021
  5. Step 5: Solve for x
    x = 4,471,599,665,797,021/57,308,587.20
  6. Step 6: Final answer
    x = 78,026,695.20

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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.