Home / 4,579,280.10-6,868,920.15-4,138,380.90

Finding the Fourth Proportional to 4,579,280.10, 6,868,920.15 and 4,138,380.90

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Solution

The fourth proportional to 4,579,280.10, 6,868,920.15 and 4,138,380.90 is: 6,207,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579,280.10 : 6,868,920.15 = 4,138,380.90 : x
  2. Step 2: Convert to fraction form
    4,579,280.10/6,868,920.15 = 4,138,380.90/x
  3. Step 3: Cross multiply
    4,579,280.10x = 6,868,920.15 × 4,138,380.90
  4. Step 4: Simplify right side
    4,579,280.10x = 28,426,207,952,385.14
  5. Step 5: Solve for x
    x = 28,426,207,952,385.14/4,579,280.10
  6. Step 6: Final answer
    x = 6,207,571.35

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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.