Home / 21,934,060.38-30,259,473.90-13,227,394.68

Finding the Fourth Proportional to 21,934,060.38, 30,259,473.90 and 13,227,394.68

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Solution

The fourth proportional to 21,934,060.38, 30,259,473.90 and 13,227,394.68 is: 18,248,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,934,060.38 : 30,259,473.90 = 13,227,394.68 : x
  2. Step 2: Convert to fraction form
    21,934,060.38/30,259,473.90 = 13,227,394.68/x
  3. Step 3: Cross multiply
    21,934,060.38x = 30,259,473.90 × 13,227,394.68
  4. Step 4: Simplify right side
    21,934,060.38x = 400,254,004,084,458.81
  5. Step 5: Solve for x
    x = 400,254,004,084,458.81/21,934,060.38
  6. Step 6: Final answer
    x = 18,248,057.91

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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.