Home / 18,500,387.60-27,739,344.07-9,267,622.62

Finding the Fourth Proportional to 18,500,387.60, 27,739,344.07 and 9,267,622.62

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Solution

The fourth proportional to 18,500,387.60, 27,739,344.07 and 9,267,622.62 is: 13,895,804.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500,387.60 : 27,739,344.07 = 9,267,622.62 : x
  2. Step 2: Convert to fraction form
    18,500,387.60/27,739,344.07 = 9,267,622.62/x
  3. Step 3: Cross multiply
    18,500,387.60x = 27,739,344.07 × 9,267,622.62
  4. Step 4: Simplify right side
    18,500,387.60x = 257,077,772,686,672.84
  5. Step 5: Solve for x
    x = 257,077,772,686,672.84/18,500,387.60
  6. Step 6: Final answer
    x = 13,895,804.69

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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.