Home / 9,982,208.76-13,775,370.06-5,398,530.15

Finding the Fourth Proportional to 9,982,208.76, 13,775,370.06 and 5,398,530.15

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Solution

The fourth proportional to 9,982,208.76, 13,775,370.06 and 5,398,530.15 is: 7,449,929.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,208.76 : 13,775,370.06 = 5,398,530.15 : x
  2. Step 2: Convert to fraction form
    9,982,208.76/13,775,370.06 = 5,398,530.15/x
  3. Step 3: Cross multiply
    9,982,208.76x = 13,775,370.06 × 5,398,530.15
  4. Step 4: Simplify right side
    9,982,208.76x = 74,366,750,596,317.31
  5. Step 5: Solve for x
    x = 74,366,750,596,317.31/9,982,208.76
  6. Step 6: Final answer
    x = 7,449,929.41

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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.