Home / 19,770,546.23-29,660,291.15-10,672,448.57

Finding the Fourth Proportional to 19,770,546.23, 29,660,291.15 and 10,672,448.57

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Solution

The fourth proportional to 19,770,546.23, 29,660,291.15 and 10,672,448.57 is: 16,011,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,770,546.23 : 29,660,291.15 = 10,672,448.57 : x
  2. Step 2: Convert to fraction form
    19,770,546.23/29,660,291.15 = 10,672,448.57/x
  3. Step 3: Cross multiply
    19,770,546.23x = 29,660,291.15 × 10,672,448.57
  4. Step 4: Simplify right side
    19,770,546.23x = 316,547,931,667,937.44
  5. Step 5: Solve for x
    x = 316,547,931,667,937.44/19,770,546.23
  6. Step 6: Final answer
    x = 16,011,086.80

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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.