Home / 8,778,870.43-12,114,751.91-4,858,634.18

Finding the Fourth Proportional to 8,778,870.43, 12,114,751.91 and 4,858,634.18

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Solution

The fourth proportional to 8,778,870.43, 12,114,751.91 and 4,858,634.18 is: 6,704,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,870.43 : 12,114,751.91 = 4,858,634.18 : x
  2. Step 2: Convert to fraction form
    8,778,870.43/12,114,751.91 = 4,858,634.18/x
  3. Step 3: Cross multiply
    8,778,870.43x = 12,114,751.91 × 4,858,634.18
  4. Step 4: Simplify right side
    8,778,870.43x = 58,861,147,712,146.28
  5. Step 5: Solve for x
    x = 58,861,147,712,146.28/8,778,870.43
  6. Step 6: Final answer
    x = 6,704,865.75

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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.