Home / 10,361,127.30-15,535,470.15-5,322,279.30

Finding the Fourth Proportional to 10,361,127.30, 15,535,470.15 and 5,322,279.30

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Solution

The fourth proportional to 10,361,127.30, 15,535,470.15 and 5,322,279.30 is: 7,980,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,127.30 : 15,535,470.15 = 5,322,279.30 : x
  2. Step 2: Convert to fraction form
    10,361,127.30/15,535,470.15 = 5,322,279.30/x
  3. Step 3: Cross multiply
    10,361,127.30x = 15,535,470.15 × 5,322,279.30
  4. Step 4: Simplify right side
    10,361,127.30x = 82,684,111,195,112.89
  5. Step 5: Solve for x
    x = 82,684,111,195,112.89/10,361,127.30
  6. Step 6: Final answer
    x = 7,980,223.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.