Home / 19,814,047.56-29,687,189.82-15,494,429.73

Finding the Fourth Proportional to 19,814,047.56, 29,687,189.82 and 15,494,429.73

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Solution

The fourth proportional to 19,814,047.56, 29,687,189.82 and 15,494,429.73 is: 23,215,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814,047.56 : 29,687,189.82 = 15,494,429.73 : x
  2. Step 2: Convert to fraction form
    19,814,047.56/29,687,189.82 = 15,494,429.73/x
  3. Step 3: Cross multiply
    19,814,047.56x = 29,687,189.82 × 15,494,429.73
  4. Step 4: Simplify right side
    19,814,047.56x = 459,986,076,547,161.38
  5. Step 5: Solve for x
    x = 459,986,076,547,161.38/19,814,047.56
  6. Step 6: Final answer
    x = 23,215,149.51

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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.