Home / 7,156,763.94-9,876,377.18-3,893,602.06

Finding the Fourth Proportional to 7,156,763.94, 9,876,377.18 and 3,893,602.06

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Solution

The fourth proportional to 7,156,763.94, 9,876,377.18 and 3,893,602.06 is: 5,373,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,763.94 : 9,876,377.18 = 3,893,602.06 : x
  2. Step 2: Convert to fraction form
    7,156,763.94/9,876,377.18 = 3,893,602.06/x
  3. Step 3: Cross multiply
    7,156,763.94x = 9,876,377.18 × 3,893,602.06
  4. Step 4: Simplify right side
    7,156,763.94x = 38,454,682,555,464.46
  5. Step 5: Solve for x
    x = 38,454,682,555,464.46/7,156,763.94
  6. Step 6: Final answer
    x = 5,373,194.21

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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.