Home / 22,939,374.56-31,640,220-15,096,387.96

Finding the Fourth Proportional to 22,939,374.56, 31,640,220 and 15,096,387.96

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Solution

The fourth proportional to 22,939,374.56, 31,640,220 and 15,096,387.96 is: 20,822,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,939,374.56 : 31,640,220 = 15,096,387.96 : x
  2. Step 2: Convert to fraction form
    22,939,374.56/31,640,220 = 15,096,387.96/x
  3. Step 3: Cross multiply
    22,939,374.56x = 31,640,220 × 15,096,387.96
  4. Step 4: Simplify right side
    22,939,374.56x = 477,653,036,259,751.25
  5. Step 5: Solve for x
    x = 477,653,036,259,751.25/22,939,374.56
  6. Step 6: Final answer
    x = 20,822,408.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.