Home / 31,615,594.27-43,605,448.23-27,212,813.35

Finding the Fourth Proportional to 31,615,594.27, 43,605,448.23 and 27,212,813.35

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Solution

The fourth proportional to 31,615,594.27, 43,605,448.23 and 27,212,813.35 is: 37,532,962.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,615,594.27 : 43,605,448.23 = 27,212,813.35 : x
  2. Step 2: Convert to fraction form
    31,615,594.27/43,605,448.23 = 27,212,813.35/x
  3. Step 3: Cross multiply
    31,615,594.27x = 43,605,448.23 × 27,212,813.35
  4. Step 4: Simplify right side
    31,615,594.27x = 1,186,626,923,719,112.25
  5. Step 5: Solve for x
    x = 1,186,626,923,719,112.25/31,615,594.27
  6. Step 6: Final answer
    x = 37,532,962.81

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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.