Home / 14,002,604.64-19,327,189.68-9,119,993.76

Finding the Fourth Proportional to 14,002,604.64, 19,327,189.68 and 9,119,993.76

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Solution

The fourth proportional to 14,002,604.64, 19,327,189.68 and 9,119,993.76 is: 12,587,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002,604.64 : 19,327,189.68 = 9,119,993.76 : x
  2. Step 2: Convert to fraction form
    14,002,604.64/19,327,189.68 = 9,119,993.76/x
  3. Step 3: Cross multiply
    14,002,604.64x = 19,327,189.68 × 9,119,993.76
  4. Step 4: Simplify right side
    14,002,604.64x = 176,263,849,279,936.38
  5. Step 5: Solve for x
    x = 176,263,849,279,936.38/14,002,604.64
  6. Step 6: Final answer
    x = 12,587,933.02

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Double scale
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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.