Home / 12,059,394.40-18,085,204.20-3,970,444.12

Finding the Fourth Proportional to 12,059,394.40, 18,085,204.20 and 3,970,444.12

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Solution

The fourth proportional to 12,059,394.40, 18,085,204.20 and 3,970,444.12 is: 5,954,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,394.40 : 18,085,204.20 = 3,970,444.12 : x
  2. Step 2: Convert to fraction form
    12,059,394.40/18,085,204.20 = 3,970,444.12/x
  3. Step 3: Cross multiply
    12,059,394.40x = 18,085,204.20 × 3,970,444.12
  4. Step 4: Simplify right side
    12,059,394.40x = 71,806,292,674,889.30
  5. Step 5: Solve for x
    x = 71,806,292,674,889.30/12,059,394.40
  6. Step 6: Final answer
    x = 5,954,386.29

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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.