Home / 10,408,802.20-15,620,201.70-5,859,842.20

Finding the Fourth Proportional to 10,408,802.20, 15,620,201.70 and 5,859,842.20

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Solution

The fourth proportional to 10,408,802.20, 15,620,201.70 and 5,859,842.20 is: 8,793,703.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408,802.20 : 15,620,201.70 = 5,859,842.20 : x
  2. Step 2: Convert to fraction form
    10,408,802.20/15,620,201.70 = 5,859,842.20/x
  3. Step 3: Cross multiply
    10,408,802.20x = 15,620,201.70 × 5,859,842.20
  4. Step 4: Simplify right side
    10,408,802.20x = 91,531,917,094,171.73
  5. Step 5: Solve for x
    x = 91,531,917,094,171.73/10,408,802.20
  6. Step 6: Final answer
    x = 8,793,703.19

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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.