Home / 13,198,930.18-18,187,214.25-10,610,222.02

Finding the Fourth Proportional to 13,198,930.18, 18,187,214.25 and 10,610,222.02

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Solution

The fourth proportional to 13,198,930.18, 18,187,214.25 and 10,610,222.02 is: 14,620,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198,930.18 : 18,187,214.25 = 10,610,222.02 : x
  2. Step 2: Convert to fraction form
    13,198,930.18/18,187,214.25 = 10,610,222.02/x
  3. Step 3: Cross multiply
    13,198,930.18x = 18,187,214.25 × 10,610,222.02
  4. Step 4: Simplify right side
    13,198,930.18x = 192,970,381,117,807.78
  5. Step 5: Solve for x
    x = 192,970,381,117,807.78/13,198,930.18
  6. Step 6: Final answer
    x = 14,620,153.19

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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.