Home / 5,637,765.75-7,780,121.74-3,059,446.52

Finding the Fourth Proportional to 5,637,765.75, 7,780,121.74 and 3,059,446.52

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Solution

The fourth proportional to 5,637,765.75, 7,780,121.74 and 3,059,446.52 is: 4,222,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,765.75 : 7,780,121.74 = 3,059,446.52 : x
  2. Step 2: Convert to fraction form
    5,637,765.75/7,780,121.74 = 3,059,446.52/x
  3. Step 3: Cross multiply
    5,637,765.75x = 7,780,121.74 × 3,059,446.52
  4. Step 4: Simplify right side
    5,637,765.75x = 23,802,866,344,921.39
  5. Step 5: Solve for x
    x = 23,802,866,344,921.39/5,637,765.75
  6. Step 6: Final answer
    x = 4,222,038.91

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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.