Home / 52,467,637.11-72,404,934.04-28,947,165.11

Finding the Fourth Proportional to 52,467,637.11, 72,404,934.04 and 28,947,165.11

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Solution

The fourth proportional to 52,467,637.11, 72,404,934.04 and 28,947,165.11 is: 39,946,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,467,637.11 : 72,404,934.04 = 28,947,165.11 : x
  2. Step 2: Convert to fraction form
    52,467,637.11/72,404,934.04 = 28,947,165.11/x
  3. Step 3: Cross multiply
    52,467,637.11x = 72,404,934.04 × 28,947,165.11
  4. Step 4: Simplify right side
    52,467,637.11x = 2,095,917,580,380,217.25
  5. Step 5: Solve for x
    x = 2,095,917,580,380,217.25/52,467,637.11
  6. Step 6: Final answer
    x = 39,946,864.31

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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.