Home / 7,304,765.40-10,078,128.31-4,207,226.73

Finding the Fourth Proportional to 7,304,765.40, 10,078,128.31 and 4,207,226.73

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Solution

The fourth proportional to 7,304,765.40, 10,078,128.31 and 4,207,226.73 is: 5,804,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304,765.40 : 10,078,128.31 = 4,207,226.73 : x
  2. Step 2: Convert to fraction form
    7,304,765.40/10,078,128.31 = 4,207,226.73/x
  3. Step 3: Cross multiply
    7,304,765.40x = 10,078,128.31 × 4,207,226.73
  4. Step 4: Simplify right side
    7,304,765.40x = 42,400,970,814,201.73
  5. Step 5: Solve for x
    x = 42,400,970,814,201.73/7,304,765.40
  6. Step 6: Final answer
    x = 5,804,562.98

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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.