Home / 14,608,521.68-20,160,187.08-7,993,507.28

Finding the Fourth Proportional to 14,608,521.68, 20,160,187.08 and 7,993,507.28

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Solution

The fourth proportional to 14,608,521.68, 20,160,187.08 and 7,993,507.28 is: 11,031,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608,521.68 : 20,160,187.08 = 7,993,507.28 : x
  2. Step 2: Convert to fraction form
    14,608,521.68/20,160,187.08 = 7,993,507.28/x
  3. Step 3: Cross multiply
    14,608,521.68x = 20,160,187.08 × 7,993,507.28
  4. Step 4: Simplify right side
    14,608,521.68x = 161,150,602,190,141.94
  5. Step 5: Solve for x
    x = 161,150,602,190,141.94/14,608,521.68
  6. Step 6: Final answer
    x = 11,031,273.78

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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.