Home / 20,835,000.60-31,252,500.90-10,757,304.60

Finding the Fourth Proportional to 20,835,000.60, 31,252,500.90 and 10,757,304.60

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Solution

The fourth proportional to 20,835,000.60, 31,252,500.90 and 10,757,304.60 is: 16,135,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,835,000.60 : 31,252,500.90 = 10,757,304.60 : x
  2. Step 2: Convert to fraction form
    20,835,000.60/31,252,500.90 = 10,757,304.60/x
  3. Step 3: Cross multiply
    20,835,000.60x = 31,252,500.90 × 10,757,304.60
  4. Step 4: Simplify right side
    20,835,000.60x = 336,192,671,693,074.12
  5. Step 5: Solve for x
    x = 336,192,671,693,074.12/20,835,000.60
  6. Step 6: Final answer
    x = 16,135,956.90

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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.