Home / 9,206,411.76-12,705,540.12-5,338,899.36

Finding the Fourth Proportional to 9,206,411.76, 12,705,540.12 and 5,338,899.36

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Solution

The fourth proportional to 9,206,411.76, 12,705,540.12 and 5,338,899.36 is: 7,368,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206,411.76 : 12,705,540.12 = 5,338,899.36 : x
  2. Step 2: Convert to fraction form
    9,206,411.76/12,705,540.12 = 5,338,899.36/x
  3. Step 3: Cross multiply
    9,206,411.76x = 12,705,540.12 × 5,338,899.36
  4. Step 4: Simplify right side
    9,206,411.76x = 67,833,600,015,122.32
  5. Step 5: Solve for x
    x = 67,833,600,015,122.32/9,206,411.76
  6. Step 6: Final answer
    x = 7,368,082.35

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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.