Home / 8,141,656.83-12,210,619.41-4,859,937.78

Finding the Fourth Proportional to 8,141,656.83, 12,210,619.41 and 4,859,937.78

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Solution

The fourth proportional to 8,141,656.83, 12,210,619.41 and 4,859,937.78 is: 7,288,792.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141,656.83 : 12,210,619.41 = 4,859,937.78 : x
  2. Step 2: Convert to fraction form
    8,141,656.83/12,210,619.41 = 4,859,937.78/x
  3. Step 3: Cross multiply
    8,141,656.83x = 12,210,619.41 × 4,859,937.78
  4. Step 4: Simplify right side
    8,141,656.83x = 59,342,850,587,860.31
  5. Step 5: Solve for x
    x = 59,342,850,587,860.31/8,141,656.83
  6. Step 6: Final answer
    x = 7,288,792.91

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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.