Home / 39,132,678.38-54,009,740.40-22,622,373.86

Finding the Fourth Proportional to 39,132,678.38, 54,009,740.40 and 22,622,373.86

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Solution

The fourth proportional to 39,132,678.38, 54,009,740.40 and 22,622,373.86 is: 31,222,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132,678.38 : 54,009,740.40 = 22,622,373.86 : x
  2. Step 2: Convert to fraction form
    39,132,678.38/54,009,740.40 = 22,622,373.86/x
  3. Step 3: Cross multiply
    39,132,678.38x = 54,009,740.40 × 22,622,373.86
  4. Step 4: Simplify right side
    39,132,678.38x = 1,221,828,539,410,346
  5. Step 5: Solve for x
    x = 1,221,828,539,410,346/39,132,678.38
  6. Step 6: Final answer
    x = 31,222,716.92

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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.