Home / 18,533,743.60-27,800,615.40-10,030,687.60

Finding the Fourth Proportional to 18,533,743.60, 27,800,615.40 and 10,030,687.60

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Solution

The fourth proportional to 18,533,743.60, 27,800,615.40 and 10,030,687.60 is: 15,046,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533,743.60 : 27,800,615.40 = 10,030,687.60 : x
  2. Step 2: Convert to fraction form
    18,533,743.60/27,800,615.40 = 10,030,687.60/x
  3. Step 3: Cross multiply
    18,533,743.60x = 27,800,615.40 × 10,030,687.60
  4. Step 4: Simplify right side
    18,533,743.60x = 278,859,288,165,149
  5. Step 5: Solve for x
    x = 278,859,288,165,149/18,533,743.60
  6. Step 6: Final answer
    x = 15,046,031.40

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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.