Home / 8,865,339.28-13,298,012.57-2,133,753.28

Finding the Fourth Proportional to 8,865,339.28, 13,298,012.57 and 2,133,753.28

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Solution

The fourth proportional to 8,865,339.28, 13,298,012.57 and 2,133,753.28 is: 3,200,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,339.28 : 13,298,012.57 = 2,133,753.28 : x
  2. Step 2: Convert to fraction form
    8,865,339.28/13,298,012.57 = 2,133,753.28/x
  3. Step 3: Cross multiply
    8,865,339.28x = 13,298,012.57 × 2,133,753.28
  4. Step 4: Simplify right side
    8,865,339.28x = 28,374,677,938,718.73
  5. Step 5: Solve for x
    x = 28,374,677,938,718.73/8,865,339.28
  6. Step 6: Final answer
    x = 3,200,630.80

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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.