Home / 18,211,598.28-25,132,072.30-9,951,661.55

Finding the Fourth Proportional to 18,211,598.28, 25,132,072.30 and 9,951,661.55

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Solution

The fourth proportional to 18,211,598.28, 25,132,072.30 and 9,951,661.55 is: 13,733,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211,598.28 : 25,132,072.30 = 9,951,661.55 : x
  2. Step 2: Convert to fraction form
    18,211,598.28/25,132,072.30 = 9,951,661.55/x
  3. Step 3: Cross multiply
    18,211,598.28x = 25,132,072.30 × 9,951,661.55
  4. Step 4: Simplify right side
    18,211,598.28x = 250,105,877,617,681.09
  5. Step 5: Solve for x
    x = 250,105,877,617,681.09/18,211,598.28
  6. Step 6: Final answer
    x = 13,733,329.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.