Home / 39,776,553.40-59,664,830.10-20,613,184.60

Finding the Fourth Proportional to 39,776,553.40, 59,664,830.10 and 20,613,184.60

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Solution

The fourth proportional to 39,776,553.40, 59,664,830.10 and 20,613,184.60 is: 30,919,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,776,553.40 : 59,664,830.10 = 20,613,184.60 : x
  2. Step 2: Convert to fraction form
    39,776,553.40/59,664,830.10 = 20,613,184.60/x
  3. Step 3: Cross multiply
    39,776,553.40x = 59,664,830.10 × 20,613,184.60
  4. Step 4: Simplify right side
    39,776,553.40x = 1,229,882,156,978,936.50
  5. Step 5: Solve for x
    x = 1,229,882,156,978,936.50/39,776,553.40
  6. Step 6: Final answer
    x = 30,919,776.90

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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.