Home / 15,435,792.80-23,147,803.80-5,197,903.88

Finding the Fourth Proportional to 15,435,792.80, 23,147,803.80 and 5,197,903.88

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Solution

The fourth proportional to 15,435,792.80, 23,147,803.80 and 5,197,903.88 is: 7,794,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435,792.80 : 23,147,803.80 = 5,197,903.88 : x
  2. Step 2: Convert to fraction form
    15,435,792.80/23,147,803.80 = 5,197,903.88/x
  3. Step 3: Cross multiply
    15,435,792.80x = 23,147,803.80 × 5,197,903.88
  4. Step 4: Simplify right side
    15,435,792.80x = 120,320,059,185,498.75
  5. Step 5: Solve for x
    x = 120,320,059,185,498.75/15,435,792.80
  6. Step 6: Final answer
    x = 7,794,873.95

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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.