Home / 12,085,159.14-18,127,930.95-6,727,860.81

Finding the Fourth Proportional to 12,085,159.14, 18,127,930.95 and 6,727,860.81

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Solution

The fourth proportional to 12,085,159.14, 18,127,930.95 and 6,727,860.81 is: 10,091,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,159.14 : 18,127,930.95 = 6,727,860.81 : x
  2. Step 2: Convert to fraction form
    12,085,159.14/18,127,930.95 = 6,727,860.81/x
  3. Step 3: Cross multiply
    12,085,159.14x = 18,127,930.95 × 6,727,860.81
  4. Step 4: Simplify right side
    12,085,159.14x = 121,962,196,204,891.06
  5. Step 5: Solve for x
    x = 121,962,196,204,891.06/12,085,159.14
  6. Step 6: Final answer
    x = 10,091,898.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.