Home / 26,415,975.60-39,623,963.40-9,378,370.80

Finding the Fourth Proportional to 26,415,975.60, 39,623,963.40 and 9,378,370.80

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Solution

The fourth proportional to 26,415,975.60, 39,623,963.40 and 9,378,370.80 is: 14,067,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,975.60 : 39,623,963.40 = 9,378,370.80 : x
  2. Step 2: Convert to fraction form
    26,415,975.60/39,623,963.40 = 9,378,370.80/x
  3. Step 3: Cross multiply
    26,415,975.60x = 39,623,963.40 × 9,378,370.80
  4. Step 4: Simplify right side
    26,415,975.60x = 371,608,221,330,828.75
  5. Step 5: Solve for x
    x = 371,608,221,330,828.75/26,415,975.60
  6. Step 6: Final answer
    x = 14,067,556.20

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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.