Home / 11,465,142.47-15,822,007.32-6,308,614.73

Finding the Fourth Proportional to 11,465,142.47, 15,822,007.32 and 6,308,614.73

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Solution

The fourth proportional to 11,465,142.47, 15,822,007.32 and 6,308,614.73 is: 8,705,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465,142.47 : 15,822,007.32 = 6,308,614.73 : x
  2. Step 2: Convert to fraction form
    11,465,142.47/15,822,007.32 = 6,308,614.73/x
  3. Step 3: Cross multiply
    11,465,142.47x = 15,822,007.32 × 6,308,614.73
  4. Step 4: Simplify right side
    11,465,142.47x = 99,814,948,500,332.16
  5. Step 5: Solve for x
    x = 99,814,948,500,332.16/11,465,142.47
  6. Step 6: Final answer
    x = 8,705,949.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.