Home / 9,947,228.09-14,920,841.30-2,758,761.86

Finding the Fourth Proportional to 9,947,228.09, 14,920,841.30 and 2,758,761.86

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Solution

The fourth proportional to 9,947,228.09, 14,920,841.30 and 2,758,761.86 is: 4,138,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,228.09 : 14,920,841.30 = 2,758,761.86 : x
  2. Step 2: Convert to fraction form
    9,947,228.09/14,920,841.30 = 2,758,761.86/x
  3. Step 3: Cross multiply
    9,947,228.09x = 14,920,841.30 × 2,758,761.86
  4. Step 4: Simplify right side
    9,947,228.09x = 41,163,047,809,154.80
  5. Step 5: Solve for x
    x = 41,163,047,809,154.80/9,947,228.09
  6. Step 6: Final answer
    x = 4,138,142.55

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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.