Home / 57,456,267.20-86,184,400.80-52,753,342.40

Finding the Fourth Proportional to 57,456,267.20, 86,184,400.80 and 52,753,342.40

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Solution

The fourth proportional to 57,456,267.20, 86,184,400.80 and 52,753,342.40 is: 79,130,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,456,267.20 : 86,184,400.80 = 52,753,342.40 : x
  2. Step 2: Convert to fraction form
    57,456,267.20/86,184,400.80 = 52,753,342.40/x
  3. Step 3: Cross multiply
    57,456,267.20x = 86,184,400.80 × 52,753,342.40
  4. Step 4: Simplify right side
    57,456,267.20x = 4,546,515,204,941,234
  5. Step 5: Solve for x
    x = 4,546,515,204,941,234/57,456,267.20
  6. Step 6: Final answer
    x = 79,130,013.60

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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.