Home / 29,112,002.80-43,668,004.20-8,914,620.40

Finding the Fourth Proportional to 29,112,002.80, 43,668,004.20 and 8,914,620.40

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Solution

The fourth proportional to 29,112,002.80, 43,668,004.20 and 8,914,620.40 is: 13,371,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112,002.80 : 43,668,004.20 = 8,914,620.40 : x
  2. Step 2: Convert to fraction form
    29,112,002.80/43,668,004.20 = 8,914,620.40/x
  3. Step 3: Cross multiply
    29,112,002.80x = 43,668,004.20 × 8,914,620.40
  4. Step 4: Simplify right side
    29,112,002.80x = 389,283,681,068,605.75
  5. Step 5: Solve for x
    x = 389,283,681,068,605.75/29,112,002.80
  6. Step 6: Final answer
    x = 13,371,930.60

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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.