Home / 12,526,353.19-17,280,224.61-10,870,175.79

Finding the Fourth Proportional to 12,526,353.19, 17,280,224.61 and 10,870,175.79

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Solution

The fourth proportional to 12,526,353.19, 17,280,224.61 and 10,870,175.79 is: 14,995,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526,353.19 : 17,280,224.61 = 10,870,175.79 : x
  2. Step 2: Convert to fraction form
    12,526,353.19/17,280,224.61 = 10,870,175.79/x
  3. Step 3: Cross multiply
    12,526,353.19x = 17,280,224.61 × 10,870,175.79
  4. Step 4: Simplify right side
    12,526,353.19x = 187,839,079,160,621
  5. Step 5: Solve for x
    x = 187,839,079,160,621/12,526,353.19
  6. Step 6: Final answer
    x = 14,995,511.97

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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.