Home / 8,971,340.60-13,457,201.58-3,214,449.20

Finding the Fourth Proportional to 8,971,340.60, 13,457,201.58 and 3,214,449.20

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Solution

The fourth proportional to 8,971,340.60, 13,457,201.58 and 3,214,449.20 is: 4,821,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,340.60 : 13,457,201.58 = 3,214,449.20 : x
  2. Step 2: Convert to fraction form
    8,971,340.60/13,457,201.58 = 3,214,449.20/x
  3. Step 3: Cross multiply
    8,971,340.60x = 13,457,201.58 × 3,214,449.20
  4. Step 4: Simplify right side
    8,971,340.60x = 43,257,490,853,069.74
  5. Step 5: Solve for x
    x = 43,257,490,853,069.74/8,971,340.60
  6. Step 6: Final answer
    x = 4,821,742.12

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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.