Home / 8,971,341.60-13,457,203.08-3,214,450.20

Finding the Fourth Proportional to 8,971,341.60, 13,457,203.08 and 3,214,450.20

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Solution

The fourth proportional to 8,971,341.60, 13,457,203.08 and 3,214,450.20 is: 4,821,743.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,341.60 : 13,457,203.08 = 3,214,450.20 : x
  2. Step 2: Convert to fraction form
    8,971,341.60/13,457,203.08 = 3,214,450.20/x
  3. Step 3: Cross multiply
    8,971,341.60x = 13,457,203.08 × 3,214,450.20
  4. Step 4: Simplify right side
    8,971,341.60x = 43,257,509,131,946.62
  5. Step 5: Solve for x
    x = 43,257,509,131,946.62/8,971,341.60
  6. Step 6: Final answer
    x = 4,821,743.62

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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.