Home / 53,628,976.11-74,009,659.64-30,425,081.07

Finding the Fourth Proportional to 53,628,976.11, 74,009,659.64 and 30,425,081.07

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Solution

The fourth proportional to 53,628,976.11, 74,009,659.64 and 30,425,081.07 is: 41,987,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,628,976.11 : 74,009,659.64 = 30,425,081.07 : x
  2. Step 2: Convert to fraction form
    53,628,976.11/74,009,659.64 = 30,425,081.07/x
  3. Step 3: Cross multiply
    53,628,976.11x = 74,009,659.64 × 30,425,081.07
  4. Step 4: Simplify right side
    53,628,976.11x = 2,251,749,894,510,107
  5. Step 5: Solve for x
    x = 2,251,749,894,510,107/53,628,976.11
  6. Step 6: Final answer
    x = 41,987,560.79

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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.