Home / 7,110,203.29-9,809,288.60-4,129,399.25

Finding the Fourth Proportional to 7,110,203.29, 9,809,288.60 and 4,129,399.25

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Solution

The fourth proportional to 7,110,203.29, 9,809,288.60 and 4,129,399.25 is: 5,696,949.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,203.29 : 9,809,288.60 = 4,129,399.25 : x
  2. Step 2: Convert to fraction form
    7,110,203.29/9,809,288.60 = 4,129,399.25/x
  3. Step 3: Cross multiply
    7,110,203.29x = 9,809,288.60 × 4,129,399.25
  4. Step 4: Simplify right side
    7,110,203.29x = 40,506,468,938,990.26
  5. Step 5: Solve for x
    x = 40,506,468,938,990.26/7,110,203.29
  6. Step 6: Final answer
    x = 5,696,949.48

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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.