Home / 60,667,088.70-90,856,183.75-38,739,547.78

Finding the Fourth Proportional to 60,667,088.70, 90,856,183.75 and 38,739,547.78

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Solution

The fourth proportional to 60,667,088.70, 90,856,183.75 and 38,739,547.78 is: 58,017,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,667,088.70 : 90,856,183.75 = 38,739,547.78 : x
  2. Step 2: Convert to fraction form
    60,667,088.70/90,856,183.75 = 38,739,547.78/x
  3. Step 3: Cross multiply
    60,667,088.70x = 90,856,183.75 × 38,739,547.78
  4. Step 4: Simplify right side
    60,667,088.70x = 3,519,727,471,491,584.50
  5. Step 5: Solve for x
    x = 3,519,727,471,491,584.50/60,667,088.70
  6. Step 6: Final answer
    x = 58,017,082.19

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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.