Home / 12,251,706.95-18,349,566.83-7,212,858.95

Finding the Fourth Proportional to 12,251,706.95, 18,349,566.83 and 7,212,858.95

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Solution

The fourth proportional to 12,251,706.95, 18,349,566.83 and 7,212,858.95 is: 10,802,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,706.95 : 18,349,566.83 = 7,212,858.95 : x
  2. Step 2: Convert to fraction form
    12,251,706.95/18,349,566.83 = 7,212,858.95/x
  3. Step 3: Cross multiply
    12,251,706.95x = 18,349,566.83 × 7,212,858.95
  4. Step 4: Simplify right side
    12,251,706.95x = 132,352,837,302,324.33
  5. Step 5: Solve for x
    x = 132,352,837,302,324.33/12,251,706.95
  6. Step 6: Final answer
    x = 10,802,807.96

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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.