Home / 7,776,758.90-11,661,639.15-2,982,854.90

Finding the Fourth Proportional to 7,776,758.90, 11,661,639.15 and 2,982,854.90

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Solution

The fourth proportional to 7,776,758.90, 11,661,639.15 and 2,982,854.90 is: 4,472,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,758.90 : 11,661,639.15 = 2,982,854.90 : x
  2. Step 2: Convert to fraction form
    7,776,758.90/11,661,639.15 = 2,982,854.90/x
  3. Step 3: Cross multiply
    7,776,758.90x = 11,661,639.15 × 2,982,854.90
  4. Step 4: Simplify right side
    7,776,758.90x = 34,784,977,480,609.34
  5. Step 5: Solve for x
    x = 34,784,977,480,609.34/7,776,758.90
  6. Step 6: Final answer
    x = 4,472,940.20

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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.