Home / 36,110,531.19-49,837,233.76-20,221,667.48

Finding the Fourth Proportional to 36,110,531.19, 49,837,233.76 and 20,221,667.48

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Solution

The fourth proportional to 36,110,531.19, 49,837,233.76 and 20,221,667.48 is: 27,908,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110,531.19 : 49,837,233.76 = 20,221,667.48 : x
  2. Step 2: Convert to fraction form
    36,110,531.19/49,837,233.76 = 20,221,667.48/x
  3. Step 3: Cross multiply
    36,110,531.19x = 49,837,233.76 × 20,221,667.48
  4. Step 4: Simplify right side
    36,110,531.19x = 1,007,791,969,291,789.12
  5. Step 5: Solve for x
    x = 1,007,791,969,291,789.12/36,110,531.19
  6. Step 6: Final answer
    x = 27,908,533.49

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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.