Home / 63,315,786-87,374,927.26-35,438,487.90

Finding the Fourth Proportional to 63,315,786, 87,374,927.26 and 35,438,487.90

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Solution

The fourth proportional to 63,315,786, 87,374,927.26 and 35,438,487.90 is: 48,904,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,315,786 : 87,374,927.26 = 35,438,487.90 : x
  2. Step 2: Convert to fraction form
    63,315,786/87,374,927.26 = 35,438,487.90/x
  3. Step 3: Cross multiply
    63,315,786x = 87,374,927.26 × 35,438,487.90
  4. Step 4: Simplify right side
    63,315,786x = 3,096,435,302,466,890
  5. Step 5: Solve for x
    x = 3,096,435,302,466,890/63,315,786
  6. Step 6: Final answer
    x = 48,904,633.40

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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.