Home / 18,339,180.40-27,508,770.60-9,836,124.40

Finding the Fourth Proportional to 18,339,180.40, 27,508,770.60 and 9,836,124.40

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Solution

The fourth proportional to 18,339,180.40, 27,508,770.60 and 9,836,124.40 is: 14,754,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339,180.40 : 27,508,770.60 = 9,836,124.40 : x
  2. Step 2: Convert to fraction form
    18,339,180.40/27,508,770.60 = 9,836,124.40/x
  3. Step 3: Cross multiply
    18,339,180.40x = 27,508,770.60 × 9,836,124.40
  4. Step 4: Simplify right side
    18,339,180.40x = 270,579,689,712,662.66
  5. Step 5: Solve for x
    x = 270,579,689,712,662.66/18,339,180.40
  6. Step 6: Final answer
    x = 14,754,186.60

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1.5x scale

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.