Home / 12,510,031.38-17,263,338.89-7,283,189.96

Finding the Fourth Proportional to 12,510,031.38, 17,263,338.89 and 7,283,189.96

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Solution

The fourth proportional to 12,510,031.38, 17,263,338.89 and 7,283,189.96 is: 10,050,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510,031.38 : 17,263,338.89 = 7,283,189.96 : x
  2. Step 2: Convert to fraction form
    12,510,031.38/17,263,338.89 = 7,283,189.96/x
  3. Step 3: Cross multiply
    12,510,031.38x = 17,263,338.89 × 7,283,189.96
  4. Step 4: Simplify right side
    12,510,031.38x = 125,732,176,476,354.34
  5. Step 5: Solve for x
    x = 125,732,176,476,354.34/12,510,031.38
  6. Step 6: Final answer
    x = 10,050,508.48

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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.