Home / 56,145,246.80-84,217,870.20-17,809,761.20

Finding the Fourth Proportional to 56,145,246.80, 84,217,870.20 and 17,809,761.20

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Solution

The fourth proportional to 56,145,246.80, 84,217,870.20 and 17,809,761.20 is: 26,714,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145,246.80 : 84,217,870.20 = 17,809,761.20 : x
  2. Step 2: Convert to fraction form
    56,145,246.80/84,217,870.20 = 17,809,761.20/x
  3. Step 3: Cross multiply
    56,145,246.80x = 84,217,870.20 × 17,809,761.20
  4. Step 4: Simplify right side
    56,145,246.80x = 1,499,900,157,034,596.25
  5. Step 5: Solve for x
    x = 1,499,900,157,034,596.25/56,145,246.80
  6. Step 6: Final answer
    x = 26,714,641.80

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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.