Home / 40,546,170.09-55,953,269.15-21,960,848.25

Finding the Fourth Proportional to 40,546,170.09, 55,953,269.15 and 21,960,848.25

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Solution

The fourth proportional to 40,546,170.09, 55,953,269.15 and 21,960,848.25 is: 30,305,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,546,170.09 : 55,953,269.15 = 21,960,848.25 : x
  2. Step 2: Convert to fraction form
    40,546,170.09/55,953,269.15 = 21,960,848.25/x
  3. Step 3: Cross multiply
    40,546,170.09x = 55,953,269.15 × 21,960,848.25
  4. Step 4: Simplify right side
    40,546,170.09x = 1,228,781,252,784,752.25
  5. Step 5: Solve for x
    x = 1,228,781,252,784,752.25/40,546,170.09
  6. Step 6: Final answer
    x = 30,305,729.25

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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.