Home / 33,216,371.68-45,839,953.20-20,988,767.20

Finding the Fourth Proportional to 33,216,371.68, 45,839,953.20 and 20,988,767.20

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Solution

The fourth proportional to 33,216,371.68, 45,839,953.20 and 20,988,767.20 is: 28,965,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,216,371.68 : 45,839,953.20 = 20,988,767.20 : x
  2. Step 2: Convert to fraction form
    33,216,371.68/45,839,953.20 = 20,988,767.20/x
  3. Step 3: Cross multiply
    33,216,371.68x = 45,839,953.20 × 20,988,767.20
  4. Step 4: Simplify right side
    33,216,371.68x = 962,124,106,173,695.12
  5. Step 5: Solve for x
    x = 962,124,106,173,695.12/33,216,371.68
  6. Step 6: Final answer
    x = 28,965,358.27

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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.