Home / 13,484,460.60-20,229,315.30-3,900,151.80

Finding the Fourth Proportional to 13,484,460.60, 20,229,315.30 and 3,900,151.80

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Solution

The fourth proportional to 13,484,460.60, 20,229,315.30 and 3,900,151.80 is: 5,850,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,460.60 : 20,229,315.30 = 3,900,151.80 : x
  2. Step 2: Convert to fraction form
    13,484,460.60/20,229,315.30 = 3,900,151.80/x
  3. Step 3: Cross multiply
    13,484,460.60x = 20,229,315.30 × 3,900,151.80
  4. Step 4: Simplify right side
    13,484,460.60x = 78,897,400,480,062.55
  5. Step 5: Solve for x
    x = 78,897,400,480,062.55/13,484,460.60
  6. Step 6: Final answer
    x = 5,850,986.76

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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.