Home / 37,085,480.32-51,177,802.08-20,787,956.80

Finding the Fourth Proportional to 37,085,480.32, 51,177,802.08 and 20,787,956.80

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Solution

The fourth proportional to 37,085,480.32, 51,177,802.08 and 20,787,956.80 is: 28,687,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085,480.32 : 51,177,802.08 = 20,787,956.80 : x
  2. Step 2: Convert to fraction form
    37,085,480.32/51,177,802.08 = 20,787,956.80/x
  3. Step 3: Cross multiply
    37,085,480.32x = 51,177,802.08 × 20,787,956.80
  4. Step 4: Simplify right side
    37,085,480.32x = 1,063,881,938,757,990.12
  5. Step 5: Solve for x
    x = 1,063,881,938,757,990.12/37,085,480.32
  6. Step 6: Final answer
    x = 28,687,290.27

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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.