Home / 39,002,939.70-58,504,409.55-18,847,547.70

Finding the Fourth Proportional to 39,002,939.70, 58,504,409.55 and 18,847,547.70

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Solution

The fourth proportional to 39,002,939.70, 58,504,409.55 and 18,847,547.70 is: 28,271,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002,939.70 : 58,504,409.55 = 18,847,547.70 : x
  2. Step 2: Convert to fraction form
    39,002,939.70/58,504,409.55 = 18,847,547.70/x
  3. Step 3: Cross multiply
    39,002,939.70x = 58,504,409.55 × 18,847,547.70
  4. Step 4: Simplify right side
    39,002,939.70x = 1,102,664,649,653,960.38
  5. Step 5: Solve for x
    x = 1,102,664,649,653,960.38/39,002,939.70
  6. Step 6: Final answer
    x = 28,271,321.55

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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.