Home / 20,265,122.88-30,400,833.48-6,805,100.16

Finding the Fourth Proportional to 20,265,122.88, 30,400,833.48 and 6,805,100.16

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Solution

The fourth proportional to 20,265,122.88, 30,400,833.48 and 6,805,100.16 is: 10,208,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,122.88 : 30,400,833.48 = 6,805,100.16 : x
  2. Step 2: Convert to fraction form
    20,265,122.88/30,400,833.48 = 6,805,100.16/x
  3. Step 3: Cross multiply
    20,265,122.88x = 30,400,833.48 × 6,805,100.16
  4. Step 4: Simplify right side
    20,265,122.88x = 206,880,716,778,881.38
  5. Step 5: Solve for x
    x = 206,880,716,778,881.38/20,265,122.88
  6. Step 6: Final answer
    x = 10,208,707.74

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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.