Home / 53,354,754.51-73,629,610.37-28,908,468.51

Finding the Fourth Proportional to 53,354,754.51, 73,629,610.37 and 28,908,468.51

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Solution

The fourth proportional to 53,354,754.51, 73,629,610.37 and 28,908,468.51 is: 39,893,713.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,354,754.51 : 73,629,610.37 = 28,908,468.51 : x
  2. Step 2: Convert to fraction form
    53,354,754.51/73,629,610.37 = 28,908,468.51/x
  3. Step 3: Cross multiply
    53,354,754.51x = 73,629,610.37 × 28,908,468.51
  4. Step 4: Simplify right side
    53,354,754.51x = 2,128,519,272,784,714.75
  5. Step 5: Solve for x
    x = 2,128,519,272,784,714.75/53,354,754.51
  6. Step 6: Final answer
    x = 39,893,713.17

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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.