Home / 7,115,622.40-10,669,747.20-2,625,587.20

Finding the Fourth Proportional to 7,115,622.40, 10,669,747.20 and 2,625,587.20

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Solution

The fourth proportional to 7,115,622.40, 10,669,747.20 and 2,625,587.20 is: 3,937,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,622.40 : 10,669,747.20 = 2,625,587.20 : x
  2. Step 2: Convert to fraction form
    7,115,622.40/10,669,747.20 = 2,625,587.20/x
  3. Step 3: Cross multiply
    7,115,622.40x = 10,669,747.20 × 2,625,587.20
  4. Step 4: Simplify right side
    7,115,622.40x = 28,014,351,675,555.84
  5. Step 5: Solve for x
    x = 28,014,351,675,555.84/7,115,622.40
  6. Step 6: Final answer
    x = 3,937,020.56

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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.