Home / 56,185,839.06-84,278,867.01-21,658,500.18

Finding the Fourth Proportional to 56,185,839.06, 84,278,867.01 and 21,658,500.18

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Solution

The fourth proportional to 56,185,839.06, 84,278,867.01 and 21,658,500.18 is: 32,487,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,185,839.06 : 84,278,867.01 = 21,658,500.18 : x
  2. Step 2: Convert to fraction form
    56,185,839.06/84,278,867.01 = 21,658,500.18/x
  3. Step 3: Cross multiply
    56,185,839.06x = 84,278,867.01 × 21,658,500.18
  4. Step 4: Simplify right side
    56,185,839.06x = 1,825,353,856,306,281.25
  5. Step 5: Solve for x
    x = 1,825,353,856,306,281.25/56,185,839.06
  6. Step 6: Final answer
    x = 32,487,792.06

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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.