Home / 25,494,610.72-38,241,868.21-7,988,508

Finding the Fourth Proportional to 25,494,610.72, 38,241,868.21 and 7,988,508

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Solution

The fourth proportional to 25,494,610.72, 38,241,868.21 and 7,988,508 is: 11,982,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,494,610.72 : 38,241,868.21 = 7,988,508 : x
  2. Step 2: Convert to fraction form
    25,494,610.72/38,241,868.21 = 7,988,508/x
  3. Step 3: Cross multiply
    25,494,610.72x = 38,241,868.21 × 7,988,508
  4. Step 4: Simplify right side
    25,494,610.72x = 305,495,470,130,530.69
  5. Step 5: Solve for x
    x = 305,495,470,130,530.69/25,494,610.72
  6. Step 6: Final answer
    x = 11,982,747.00

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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.