Home / 48,255,519.20-72,383,278.80-40,697,247.20

Finding the Fourth Proportional to 48,255,519.20, 72,383,278.80 and 40,697,247.20

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Solution

The fourth proportional to 48,255,519.20, 72,383,278.80 and 40,697,247.20 is: 61,045,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,255,519.20 : 72,383,278.80 = 40,697,247.20 : x
  2. Step 2: Convert to fraction form
    48,255,519.20/72,383,278.80 = 40,697,247.20/x
  3. Step 3: Cross multiply
    48,255,519.20x = 72,383,278.80 × 40,697,247.20
  4. Step 4: Simplify right side
    48,255,519.20x = 2,945,800,190,470,119.50
  5. Step 5: Solve for x
    x = 2,945,800,190,470,119.50/48,255,519.20
  6. Step 6: Final answer
    x = 61,045,870.80

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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.