Home / 6,890,765.31-10,338,320.25-3,247,348.05

Finding the Fourth Proportional to 6,890,765.31, 10,338,320.25 and 3,247,348.05

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Solution

The fourth proportional to 6,890,765.31, 10,338,320.25 and 3,247,348.05 is: 4,872,045.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,765.31 : 10,338,320.25 = 3,247,348.05 : x
  2. Step 2: Convert to fraction form
    6,890,765.31/10,338,320.25 = 3,247,348.05/x
  3. Step 3: Cross multiply
    6,890,765.31x = 10,338,320.25 × 3,247,348.05
  4. Step 4: Simplify right side
    6,890,765.31x = 33,572,124,104,113.01
  5. Step 5: Solve for x
    x = 33,572,124,104,113.01/6,890,765.31
  6. Step 6: Final answer
    x = 4,872,045.79

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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.