Home / 5,637,765.73-7,780,121.80-3,059,446.53

Finding the Fourth Proportional to 5,637,765.73, 7,780,121.80 and 3,059,446.53

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Solution

The fourth proportional to 5,637,765.73, 7,780,121.80 and 3,059,446.53 is: 4,222,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,765.73 : 7,780,121.80 = 3,059,446.53 : x
  2. Step 2: Convert to fraction form
    5,637,765.73/7,780,121.80 = 3,059,446.53/x
  3. Step 3: Cross multiply
    5,637,765.73x = 7,780,121.80 × 3,059,446.53
  4. Step 4: Simplify right side
    5,637,765.73x = 23,802,866,643,987.35
  5. Step 5: Solve for x
    x = 23,802,866,643,987.35/5,637,765.73
  6. Step 6: Final answer
    x = 4,222,038.98

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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.