Home / 39,277,592.45-54,199,194.05-21,875,556.77

Finding the Fourth Proportional to 39,277,592.45, 54,199,194.05 and 21,875,556.77

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Solution

The fourth proportional to 39,277,592.45, 54,199,194.05 and 21,875,556.77 is: 30,186,105.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,277,592.45 : 54,199,194.05 = 21,875,556.77 : x
  2. Step 2: Convert to fraction form
    39,277,592.45/54,199,194.05 = 21,875,556.77/x
  3. Step 3: Cross multiply
    39,277,592.45x = 54,199,194.05 × 21,875,556.77
  4. Step 4: Simplify right side
    39,277,592.45x = 1,185,637,546,219,643.50
  5. Step 5: Solve for x
    x = 1,185,637,546,219,643.50/39,277,592.45
  6. Step 6: Final answer
    x = 30,186,105.42

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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.