Home / 9,111,508.20-13,667,424.30-2,721,839.40

Finding the Fourth Proportional to 9,111,508.20, 13,667,424.30 and 2,721,839.40

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Solution

The fourth proportional to 9,111,508.20, 13,667,424.30 and 2,721,839.40 is: 4,082,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,508.20 : 13,667,424.30 = 2,721,839.40 : x
  2. Step 2: Convert to fraction form
    9,111,508.20/13,667,424.30 = 2,721,839.40/x
  3. Step 3: Cross multiply
    9,111,508.20x = 13,667,424.30 × 2,721,839.40
  4. Step 4: Simplify right side
    9,111,508.20x = 37,200,533,956,257.42
  5. Step 5: Solve for x
    x = 37,200,533,956,257.42/9,111,508.20
  6. Step 6: Final answer
    x = 4,082,807.49

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1.5x scale

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.