Home / 10,856,672.49-16,288,160.58-4,376,403.55

Finding the Fourth Proportional to 10,856,672.49, 16,288,160.58 and 4,376,403.55

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Solution

The fourth proportional to 10,856,672.49, 16,288,160.58 and 4,376,403.55 is: 6,565,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,672.49 : 16,288,160.58 = 4,376,403.55 : x
  2. Step 2: Convert to fraction form
    10,856,672.49/16,288,160.58 = 4,376,403.55/x
  3. Step 3: Cross multiply
    10,856,672.49x = 16,288,160.58 × 4,376,403.55
  4. Step 4: Simplify right side
    10,856,672.49x = 71,283,563,703,841.25
  5. Step 5: Solve for x
    x = 71,283,563,703,841.25/10,856,672.49
  6. Step 6: Final answer
    x = 6,565,875.85

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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.