Home / 8,719,246.80-13,078,870.20-4,940,110.80

Finding the Fourth Proportional to 8,719,246.80, 13,078,870.20 and 4,940,110.80

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Solution

The fourth proportional to 8,719,246.80, 13,078,870.20 and 4,940,110.80 is: 7,410,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719,246.80 : 13,078,870.20 = 4,940,110.80 : x
  2. Step 2: Convert to fraction form
    8,719,246.80/13,078,870.20 = 4,940,110.80/x
  3. Step 3: Cross multiply
    8,719,246.80x = 13,078,870.20 × 4,940,110.80
  4. Step 4: Simplify right side
    8,719,246.80x = 64,611,067,926,818.16
  5. Step 5: Solve for x
    x = 64,611,067,926,818.16/8,719,246.80
  6. Step 6: Final answer
    x = 7,410,166.20

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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.