Home / 18,601,998.80-25,667,772.36-10,453,211.60

Finding the Fourth Proportional to 18,601,998.80, 25,667,772.36 and 10,453,211.60

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Solution

The fourth proportional to 18,601,998.80, 25,667,772.36 and 10,453,211.60 is: 14,423,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601,998.80 : 25,667,772.36 = 10,453,211.60 : x
  2. Step 2: Convert to fraction form
    18,601,998.80/25,667,772.36 = 10,453,211.60/x
  3. Step 3: Cross multiply
    18,601,998.80x = 25,667,772.36 × 10,453,211.60
  4. Step 4: Simplify right side
    18,601,998.80x = 268,310,655,779,711.38
  5. Step 5: Solve for x
    x = 268,310,655,779,711.38/18,601,998.80
  6. Step 6: Final answer
    x = 14,423,754.06

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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.