Home / 36,138,846.08-49,871,705.28-19,842,377.60

Finding the Fourth Proportional to 36,138,846.08, 49,871,705.28 and 19,842,377.60

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Solution

The fourth proportional to 36,138,846.08, 49,871,705.28 and 19,842,377.60 is: 27,382,534.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,138,846.08 : 49,871,705.28 = 19,842,377.60 : x
  2. Step 2: Convert to fraction form
    36,138,846.08/49,871,705.28 = 19,842,377.60/x
  3. Step 3: Cross multiply
    36,138,846.08x = 49,871,705.28 × 19,842,377.60
  4. Step 4: Simplify right side
    36,138,846.08x = 989,573,207,721,673.88
  5. Step 5: Solve for x
    x = 989,573,207,721,673.88/36,138,846.08
  6. Step 6: Final answer
    x = 27,382,534.73

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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.