Home / 7,822,667.78-10,795,264.19-4,337,920.43

Finding the Fourth Proportional to 7,822,667.78, 10,795,264.19 and 4,337,920.43

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Solution

The fourth proportional to 7,822,667.78, 10,795,264.19 and 4,337,920.43 is: 5,986,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822,667.78 : 10,795,264.19 = 4,337,920.43 : x
  2. Step 2: Convert to fraction form
    7,822,667.78/10,795,264.19 = 4,337,920.43/x
  3. Step 3: Cross multiply
    7,822,667.78x = 10,795,264.19 × 4,337,920.43
  4. Step 4: Simplify right side
    7,822,667.78x = 46,828,997,082,346.96
  5. Step 5: Solve for x
    x = 46,828,997,082,346.96/7,822,667.78
  6. Step 6: Final answer
    x = 5,986,320.58

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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.