Home / 37,448,512.51-51,680,543.28-20,928,636.58

Finding the Fourth Proportional to 37,448,512.51, 51,680,543.28 and 20,928,636.58

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Solution

The fourth proportional to 37,448,512.51, 51,680,543.28 and 20,928,636.58 is: 28,882,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448,512.51 : 51,680,543.28 = 20,928,636.58 : x
  2. Step 2: Convert to fraction form
    37,448,512.51/51,680,543.28 = 20,928,636.58/x
  3. Step 3: Cross multiply
    37,448,512.51x = 51,680,543.28 × 20,928,636.58
  4. Step 4: Simplify right side
    37,448,512.51x = 1,081,603,308,564,081.12
  5. Step 5: Solve for x
    x = 1,081,603,308,564,081.12/37,448,512.51
  6. Step 6: Final answer
    x = 28,882,410.44

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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.