Home / 13,851,034.20-20,776,551.30-3,753,655.20

Finding the Fourth Proportional to 13,851,034.20, 20,776,551.30 and 3,753,655.20

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Solution

The fourth proportional to 13,851,034.20, 20,776,551.30 and 3,753,655.20 is: 5,630,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,034.20 : 20,776,551.30 = 3,753,655.20 : x
  2. Step 2: Convert to fraction form
    13,851,034.20/20,776,551.30 = 3,753,655.20/x
  3. Step 3: Cross multiply
    13,851,034.20x = 20,776,551.30 × 3,753,655.20
  4. Step 4: Simplify right side
    13,851,034.20x = 77,988,009,825,311.77
  5. Step 5: Solve for x
    x = 77,988,009,825,311.77/13,851,034.20
  6. Step 6: Final answer
    x = 5,630,482.80

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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.