Home / 16,729,812.80-25,094,719.20-5,371,409.60

Finding the Fourth Proportional to 16,729,812.80, 25,094,719.20 and 5,371,409.60

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Solution

The fourth proportional to 16,729,812.80, 25,094,719.20 and 5,371,409.60 is: 8,057,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729,812.80 : 25,094,719.20 = 5,371,409.60 : x
  2. Step 2: Convert to fraction form
    16,729,812.80/25,094,719.20 = 5,371,409.60/x
  3. Step 3: Cross multiply
    16,729,812.80x = 25,094,719.20 × 5,371,409.60
  4. Step 4: Simplify right side
    16,729,812.80x = 134,794,015,620,184.31
  5. Step 5: Solve for x
    x = 134,794,015,620,184.31/16,729,812.80
  6. Step 6: Final answer
    x = 8,057,114.40

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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.