Home / 60,809,610.40-91,087,234.80-28,489,098.40

Finding the Fourth Proportional to 60,809,610.40, 91,087,234.80 and 28,489,098.40

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Solution

The fourth proportional to 60,809,610.40, 91,087,234.80 and 28,489,098.40 is: 42,674,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,809,610.40 : 91,087,234.80 = 28,489,098.40 : x
  2. Step 2: Convert to fraction form
    60,809,610.40/91,087,234.80 = 28,489,098.40/x
  3. Step 3: Cross multiply
    60,809,610.40x = 91,087,234.80 × 28,489,098.40
  4. Step 4: Simplify right side
    60,809,610.40x = 2,594,993,195,201,104
  5. Step 5: Solve for x
    x = 2,594,993,195,201,104/60,809,610.40
  6. Step 6: Final answer
    x = 42,674,063.82

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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.