Home / 53,236,127.70-79,868,339.01-16,845,164.55

Finding the Fourth Proportional to 53,236,127.70, 79,868,339.01 and 16,845,164.55

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Solution

The fourth proportional to 53,236,127.70, 79,868,339.01 and 16,845,164.55 is: 25,272,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236,127.70 : 79,868,339.01 = 16,845,164.55 : x
  2. Step 2: Convert to fraction form
    53,236,127.70/79,868,339.01 = 16,845,164.55/x
  3. Step 3: Cross multiply
    53,236,127.70x = 79,868,339.01 × 16,845,164.55
  4. Step 4: Simplify right side
    53,236,127.70x = 1,345,395,312,958,634.25
  5. Step 5: Solve for x
    x = 1,345,395,312,958,634.25/53,236,127.70
  6. Step 6: Final answer
    x = 25,272,223.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.