Home / 12,727,242.62-19,090,960.72-3,629,332.40

Finding the Fourth Proportional to 12,727,242.62, 19,090,960.72 and 3,629,332.40

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Solution

The fourth proportional to 12,727,242.62, 19,090,960.72 and 3,629,332.40 is: 5,444,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727,242.62 : 19,090,960.72 = 3,629,332.40 : x
  2. Step 2: Convert to fraction form
    12,727,242.62/19,090,960.72 = 3,629,332.40/x
  3. Step 3: Cross multiply
    12,727,242.62x = 19,090,960.72 × 3,629,332.40
  4. Step 4: Simplify right side
    12,727,242.62x = 69,287,442,288,223.32
  5. Step 5: Solve for x
    x = 69,287,442,288,223.32/12,727,242.62
  6. Step 6: Final answer
    x = 5,444,026.20

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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.