Home / 20,012,930.55-27,617,867.78-10,845,573.30

Finding the Fourth Proportional to 20,012,930.55, 27,617,867.78 and 10,845,573.30

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Solution

The fourth proportional to 20,012,930.55, 27,617,867.78 and 10,845,573.30 is: 14,966,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,930.55 : 27,617,867.78 = 10,845,573.30 : x
  2. Step 2: Convert to fraction form
    20,012,930.55/27,617,867.78 = 10,845,573.30/x
  3. Step 3: Cross multiply
    20,012,930.55x = 27,617,867.78 × 10,845,573.30
  4. Step 4: Simplify right side
    20,012,930.55x = 299,531,609,397,698.31
  5. Step 5: Solve for x
    x = 299,531,609,397,698.31/20,012,930.55
  6. Step 6: Final answer
    x = 14,966,903.95

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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.