Home / 12,463,462.20-17,202,447.65-7,308,484.50

Finding the Fourth Proportional to 12,463,462.20, 17,202,447.65 and 7,308,484.50

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Solution

The fourth proportional to 12,463,462.20, 17,202,447.65 and 7,308,484.50 is: 10,087,391.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,462.20 : 17,202,447.65 = 7,308,484.50 : x
  2. Step 2: Convert to fraction form
    12,463,462.20/17,202,447.65 = 7,308,484.50/x
  3. Step 3: Cross multiply
    12,463,462.20x = 17,202,447.65 × 7,308,484.50
  4. Step 4: Simplify right side
    12,463,462.20x = 125,723,822,053,756.61
  5. Step 5: Solve for x
    x = 125,723,822,053,756.61/12,463,462.20
  6. Step 6: Final answer
    x = 10,087,391.45

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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.