Home / 8,872,675.76-13,311,371.55-2,807,515.24

Finding the Fourth Proportional to 8,872,675.76, 13,311,371.55 and 2,807,515.24

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Solution

The fourth proportional to 8,872,675.76, 13,311,371.55 and 2,807,515.24 is: 4,212,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,675.76 : 13,311,371.55 = 2,807,515.24 : x
  2. Step 2: Convert to fraction form
    8,872,675.76/13,311,371.55 = 2,807,515.24/x
  3. Step 3: Cross multiply
    8,872,675.76x = 13,311,371.55 × 2,807,515.24
  4. Step 4: Simplify right side
    8,872,675.76x = 37,371,878,469,177.17
  5. Step 5: Solve for x
    x = 37,371,878,469,177.17/8,872,675.76
  6. Step 6: Final answer
    x = 4,212,018.95

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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.