Home / 28,022,962,007.18-38,671,662,585.62-15,818,236,074.09

Finding the Fourth Proportional to 28,022,962,007.18, 38,671,662,585.62 and 15,818,236,074.09

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Solution

The fourth proportional to 28,022,962,007.18, 38,671,662,585.62 and 15,818,236,074.09 is: 21,829,151,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,022,962,007.18 : 38,671,662,585.62 = 15,818,236,074.09 : x
  2. Step 2: Convert to fraction form
    28,022,962,007.18/38,671,662,585.62 = 15,818,236,074.09/x
  3. Step 3: Cross multiply
    28,022,962,007.18x = 38,671,662,585.62 × 15,818,236,074.09
  4. Step 4: Simplify right side
    28,022,962,007.18x = 611,717,488,156,954,198,016
  5. Step 5: Solve for x
    x = 611,717,488,156,954,198,016/28,022,962,007.18
  6. Step 6: Final answer
    x = 21,829,151,679.26

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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.