Home / 8,713,028.20-13,069,542.30-5,349,130.60

Finding the Fourth Proportional to 8,713,028.20, 13,069,542.30 and 5,349,130.60

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Solution

The fourth proportional to 8,713,028.20, 13,069,542.30 and 5,349,130.60 is: 8,023,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,028.20 : 13,069,542.30 = 5,349,130.60 : x
  2. Step 2: Convert to fraction form
    8,713,028.20/13,069,542.30 = 5,349,130.60/x
  3. Step 3: Cross multiply
    8,713,028.20x = 13,069,542.30 × 5,349,130.60
  4. Step 4: Simplify right side
    8,713,028.20x = 69,910,688,644,924.38
  5. Step 5: Solve for x
    x = 69,910,688,644,924.38/8,713,028.20
  6. Step 6: Final answer
    x = 8,023,695.90

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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.