Home / 8,990,830.80-13,486,246.20-2,601,291.60

Finding the Fourth Proportional to 8,990,830.80, 13,486,246.20 and 2,601,291.60

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Solution

The fourth proportional to 8,990,830.80, 13,486,246.20 and 2,601,291.60 is: 3,901,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,830.80 : 13,486,246.20 = 2,601,291.60 : x
  2. Step 2: Convert to fraction form
    8,990,830.80/13,486,246.20 = 2,601,291.60/x
  3. Step 3: Cross multiply
    8,990,830.80x = 13,486,246.20 × 2,601,291.60
  4. Step 4: Simplify right side
    8,990,830.80x = 35,081,658,955,591.92
  5. Step 5: Solve for x
    x = 35,081,658,955,591.92/8,990,830.80
  6. Step 6: Final answer
    x = 3,901,937.40

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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.