Home / 30,192,325.90-41,664,309.69-16,440,988.30

Finding the Fourth Proportional to 30,192,325.90, 41,664,309.69 and 16,440,988.30

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Solution

The fourth proportional to 30,192,325.90, 41,664,309.69 and 16,440,988.30 is: 22,687,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192,325.90 : 41,664,309.69 = 16,440,988.30 : x
  2. Step 2: Convert to fraction form
    30,192,325.90/41,664,309.69 = 16,440,988.30/x
  3. Step 3: Cross multiply
    30,192,325.90x = 41,664,309.69 × 16,440,988.30
  4. Step 4: Simplify right side
    30,192,325.90x = 685,002,428,098,359.50
  5. Step 5: Solve for x
    x = 685,002,428,098,359.50/30,192,325.90
  6. Step 6: Final answer
    x = 22,687,964.83

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1.5x scale

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.