Home / 16,920,363.53-23,350,385.64-9,185,405.85

Finding the Fourth Proportional to 16,920,363.53, 23,350,385.64 and 9,185,405.85

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Solution

The fourth proportional to 16,920,363.53, 23,350,385.64 and 9,185,405.85 is: 12,676,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920,363.53 : 23,350,385.64 = 9,185,405.85 : x
  2. Step 2: Convert to fraction form
    16,920,363.53/23,350,385.64 = 9,185,405.85/x
  3. Step 3: Cross multiply
    16,920,363.53x = 23,350,385.64 × 9,185,405.85
  4. Step 4: Simplify right side
    16,920,363.53x = 214,482,768,857,412
  5. Step 5: Solve for x
    x = 214,482,768,857,412/16,920,363.53
  6. Step 6: Final answer
    x = 12,676,014.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.