Home / 18,185,292.71-27,281,532.57-6,670,866.87

Finding the Fourth Proportional to 18,185,292.71, 27,281,532.57 and 6,670,866.87

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Solution

The fourth proportional to 18,185,292.71, 27,281,532.57 and 6,670,866.87 is: 10,007,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185,292.71 : 27,281,532.57 = 6,670,866.87 : x
  2. Step 2: Convert to fraction form
    18,185,292.71/27,281,532.57 = 6,670,866.87/x
  3. Step 3: Cross multiply
    18,185,292.71x = 27,281,532.57 × 6,670,866.87
  4. Step 4: Simplify right side
    18,185,292.71x = 181,991,471,886,344.72
  5. Step 5: Solve for x
    x = 181,991,471,886,344.72/18,185,292.71
  6. Step 6: Final answer
    x = 10,007,618.51

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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.