Home / 6,911,081.45-10,366,622.18-4,758,745.40

Finding the Fourth Proportional to 6,911,081.45, 10,366,622.18 and 4,758,745.40

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Solution

The fourth proportional to 6,911,081.45, 10,366,622.18 and 4,758,745.40 is: 7,138,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,081.45 : 10,366,622.18 = 4,758,745.40 : x
  2. Step 2: Convert to fraction form
    6,911,081.45/10,366,622.18 = 4,758,745.40/x
  3. Step 3: Cross multiply
    6,911,081.45x = 10,366,622.18 × 4,758,745.40
  4. Step 4: Simplify right side
    6,911,081.45x = 49,332,115,612,612.98
  5. Step 5: Solve for x
    x = 49,332,115,612,612.98/6,911,081.45
  6. Step 6: Final answer
    x = 7,138,118.10

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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.