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Finding the Fourth Proportional to 15,754,080.60, 23,631,120.90 and 15,754,080.60

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Solution

The fourth proportional to 15,754,080.60, 23,631,120.90 and 15,754,080.60 is: 23,631,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,080.60 : 23,631,120.90 = 15,754,080.60 : x
  2. Step 2: Convert to fraction form
    15,754,080.60/23,631,120.90 = 15,754,080.60/x
  3. Step 3: Cross multiply
    15,754,080.60x = 23,631,120.90 × 15,754,080.60
  4. Step 4: Simplify right side
    15,754,080.60x = 372,286,583,326,944.50
  5. Step 5: Solve for x
    x = 372,286,583,326,944.50/15,754,080.60
  6. Step 6: Final answer
    x = 23,631,120.90

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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.