Home / 8,709,966.74-13,064,105.89-2,644,751.78

Finding the Fourth Proportional to 8,709,966.74, 13,064,105.89 and 2,644,751.78

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Solution

The fourth proportional to 8,709,966.74, 13,064,105.89 and 2,644,751.78 is: 3,966,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,966.74 : 13,064,105.89 = 2,644,751.78 : x
  2. Step 2: Convert to fraction form
    8,709,966.74/13,064,105.89 = 2,644,751.78/x
  3. Step 3: Cross multiply
    8,709,966.74x = 13,064,105.89 × 2,644,751.78
  4. Step 4: Simplify right side
    8,709,966.74x = 34,551,317,306,685.98
  5. Step 5: Solve for x
    x = 34,551,317,306,685.98/8,709,966.74
  6. Step 6: Final answer
    x = 3,966,871.33

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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.