Home / 12,465,848.39-17,207,461.42-7,504,520.42

Finding the Fourth Proportional to 12,465,848.39, 17,207,461.42 and 7,504,520.42

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Solution

The fourth proportional to 12,465,848.39, 17,207,461.42 and 7,504,520.42 is: 10,359,001.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465,848.39 : 17,207,461.42 = 7,504,520.42 : x
  2. Step 2: Convert to fraction form
    12,465,848.39/17,207,461.42 = 7,504,520.42/x
  3. Step 3: Cross multiply
    12,465,848.39x = 17,207,461.42 × 7,504,520.42
  4. Step 4: Simplify right side
    12,465,848.39x = 129,133,745,627,009.56
  5. Step 5: Solve for x
    x = 129,133,745,627,009.56/12,465,848.39
  6. Step 6: Final answer
    x = 10,359,001.78

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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.