Home / 17,761,271.40-26,652,535.76-7,663,892.40

Finding the Fourth Proportional to 17,761,271.40, 26,652,535.76 and 7,663,892.40

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Solution

The fourth proportional to 17,761,271.40, 26,652,535.76 and 7,663,892.40 is: 11,500,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761,271.40 : 26,652,535.76 = 7,663,892.40 : x
  2. Step 2: Convert to fraction form
    17,761,271.40/26,652,535.76 = 7,663,892.40/x
  3. Step 3: Cross multiply
    17,761,271.40x = 26,652,535.76 × 7,663,892.40
  4. Step 4: Simplify right side
    17,761,271.40x = 204,262,166,270,951.97
  5. Step 5: Solve for x
    x = 204,262,166,270,951.97/17,761,271.40
  6. Step 6: Final answer
    x = 11,500,424.81

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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.