Home / 21,482,414.60-32,223,621.90-11,927,265.80

Finding the Fourth Proportional to 21,482,414.60, 32,223,621.90 and 11,927,265.80

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Solution

The fourth proportional to 21,482,414.60, 32,223,621.90 and 11,927,265.80 is: 17,890,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,414.60 : 32,223,621.90 = 11,927,265.80 : x
  2. Step 2: Convert to fraction form
    21,482,414.60/32,223,621.90 = 11,927,265.80/x
  3. Step 3: Cross multiply
    21,482,414.60x = 32,223,621.90 × 11,927,265.80
  4. Step 4: Simplify right side
    21,482,414.60x = 384,339,703,440,001
  5. Step 5: Solve for x
    x = 384,339,703,440,001/21,482,414.60
  6. Step 6: Final answer
    x = 17,890,898.70

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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.