Home / 48,291,014.20-72,436,521.30-15,947,908.60

Finding the Fourth Proportional to 48,291,014.20, 72,436,521.30 and 15,947,908.60

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Solution

The fourth proportional to 48,291,014.20, 72,436,521.30 and 15,947,908.60 is: 23,921,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,291,014.20 : 72,436,521.30 = 15,947,908.60 : x
  2. Step 2: Convert to fraction form
    48,291,014.20/72,436,521.30 = 15,947,908.60/x
  3. Step 3: Cross multiply
    48,291,014.20x = 72,436,521.30 × 15,947,908.60
  4. Step 4: Simplify right side
    48,291,014.20x = 1,155,211,020,994,353
  5. Step 5: Solve for x
    x = 1,155,211,020,994,353/48,291,014.20
  6. Step 6: Final answer
    x = 23,921,862.90

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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.