Home / 54,792,881.52-75,613,987.80-31,587,897.84

Finding the Fourth Proportional to 54,792,881.52, 75,613,987.80 and 31,587,897.84

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Solution

The fourth proportional to 54,792,881.52, 75,613,987.80 and 31,587,897.84 is: 43,591,190.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792,881.52 : 75,613,987.80 = 31,587,897.84 : x
  2. Step 2: Convert to fraction form
    54,792,881.52/75,613,987.80 = 31,587,897.84/x
  3. Step 3: Cross multiply
    54,792,881.52x = 75,613,987.80 × 31,587,897.84
  4. Step 4: Simplify right side
    54,792,881.52x = 2,388,486,921,901,406
  5. Step 5: Solve for x
    x = 2,388,486,921,901,406/54,792,881.52
  6. Step 6: Final answer
    x = 43,591,190.24

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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.