Home / 10,282,500.45-14,181,576.73-9,039,453.05

Finding the Fourth Proportional to 10,282,500.45, 14,181,576.73 and 9,039,453.05

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Solution

The fourth proportional to 10,282,500.45, 14,181,576.73 and 9,039,453.05 is: 12,467,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282,500.45 : 14,181,576.73 = 9,039,453.05 : x
  2. Step 2: Convert to fraction form
    10,282,500.45/14,181,576.73 = 9,039,453.05/x
  3. Step 3: Cross multiply
    10,282,500.45x = 14,181,576.73 × 9,039,453.05
  4. Step 4: Simplify right side
    10,282,500.45x = 128,193,696,967,754.94
  5. Step 5: Solve for x
    x = 128,193,696,967,754.94/10,282,500.45
  6. Step 6: Final answer
    x = 12,467,171.54

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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.