Home / 66,262,321.20-99,334,384.20-25,863,409.20

Finding the Fourth Proportional to 66,262,321.20, 99,334,384.20 and 25,863,409.20

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Solution

The fourth proportional to 66,262,321.20, 99,334,384.20 and 25,863,409.20 is: 38,772,046.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,262,321.20 : 99,334,384.20 = 25,863,409.20 : x
  2. Step 2: Convert to fraction form
    66,262,321.20/99,334,384.20 = 25,863,409.20/x
  3. Step 3: Cross multiply
    66,262,321.20x = 99,334,384.20 × 25,863,409.20
  4. Step 4: Simplify right side
    66,262,321.20x = 2,569,125,826,194,614.50
  5. Step 5: Solve for x
    x = 2,569,125,826,194,614.50/66,262,321.20
  6. Step 6: Final answer
    x = 38,772,046.91

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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.