Home / 15,449,042.20-23,181,857.70-6,474,501.40

Finding the Fourth Proportional to 15,449,042.20, 23,181,857.70 and 6,474,501.40

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Solution

The fourth proportional to 15,449,042.20, 23,181,857.70 and 6,474,501.40 is: 9,715,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449,042.20 : 23,181,857.70 = 6,474,501.40 : x
  2. Step 2: Convert to fraction form
    15,449,042.20/23,181,857.70 = 6,474,501.40/x
  3. Step 3: Cross multiply
    15,449,042.20x = 23,181,857.70 × 6,474,501.40
  4. Step 4: Simplify right side
    15,449,042.20x = 150,090,970,133,250.78
  5. Step 5: Solve for x
    x = 150,090,970,133,250.78/15,449,042.20
  6. Step 6: Final answer
    x = 9,715,228.18

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1.5x scale

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.