Home / 7,566,920.70-10,442,572.11-4,129,383.30

Finding the Fourth Proportional to 7,566,920.70, 10,442,572.11 and 4,129,383.30

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Solution

The fourth proportional to 7,566,920.70, 10,442,572.11 and 4,129,383.30 is: 5,698,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,920.70 : 10,442,572.11 = 4,129,383.30 : x
  2. Step 2: Convert to fraction form
    7,566,920.70/10,442,572.11 = 4,129,383.30/x
  3. Step 3: Cross multiply
    7,566,920.70x = 10,442,572.11 × 4,129,383.30
  4. Step 4: Simplify right side
    7,566,920.70x = 43,121,382,880,079.76
  5. Step 5: Solve for x
    x = 43,121,382,880,079.76/7,566,920.70
  6. Step 6: Final answer
    x = 5,698,669.85

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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.