Home / 20,223,962.35-27,909,194.56-10,931,513.25

Finding the Fourth Proportional to 20,223,962.35, 27,909,194.56 and 10,931,513.25

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Solution

The fourth proportional to 20,223,962.35, 27,909,194.56 and 10,931,513.25 is: 15,085,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,962.35 : 27,909,194.56 = 10,931,513.25 : x
  2. Step 2: Convert to fraction form
    20,223,962.35/27,909,194.56 = 10,931,513.25/x
  3. Step 3: Cross multiply
    20,223,962.35x = 27,909,194.56 × 10,931,513.25
  4. Step 4: Simplify right side
    20,223,962.35x = 305,089,730,206,798.62
  5. Step 5: Solve for x
    x = 305,089,730,206,798.62/20,223,962.35
  6. Step 6: Final answer
    x = 15,085,556.68

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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.