Home / 18,576,720.90-27,865,081.35-10,073,664.90

Finding the Fourth Proportional to 18,576,720.90, 27,865,081.35 and 10,073,664.90

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Solution

The fourth proportional to 18,576,720.90, 27,865,081.35 and 10,073,664.90 is: 15,110,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,720.90 : 27,865,081.35 = 10,073,664.90 : x
  2. Step 2: Convert to fraction form
    18,576,720.90/27,865,081.35 = 10,073,664.90/x
  3. Step 3: Cross multiply
    18,576,720.90x = 27,865,081.35 × 10,073,664.90
  4. Step 4: Simplify right side
    18,576,720.90x = 280,703,491,931,139.62
  5. Step 5: Solve for x
    x = 280,703,491,931,139.62/18,576,720.90
  6. Step 6: Final answer
    x = 15,110,497.35

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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.