Home / 8,971,351.60-13,457,218.08-3,214,460.20

Finding the Fourth Proportional to 8,971,351.60, 13,457,218.08 and 3,214,460.20

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Solution

The fourth proportional to 8,971,351.60, 13,457,218.08 and 3,214,460.20 is: 4,821,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,351.60 : 13,457,218.08 = 3,214,460.20 : x
  2. Step 2: Convert to fraction form
    8,971,351.60/13,457,218.08 = 3,214,460.20/x
  3. Step 3: Cross multiply
    8,971,351.60x = 13,457,218.08 × 3,214,460.20
  4. Step 4: Simplify right side
    8,971,351.60x = 43,257,691,920,880.42
  5. Step 5: Solve for x
    x = 43,257,691,920,880.42/8,971,351.60
  6. Step 6: Final answer
    x = 4,821,758.62

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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.