Home / 14,108,139.42-19,471,033.38-8,307,460.92

Finding the Fourth Proportional to 14,108,139.42, 19,471,033.38 and 8,307,460.92

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Solution

The fourth proportional to 14,108,139.42, 19,471,033.38 and 8,307,460.92 is: 11,465,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108,139.42 : 19,471,033.38 = 8,307,460.92 : x
  2. Step 2: Convert to fraction form
    14,108,139.42/19,471,033.38 = 8,307,460.92/x
  3. Step 3: Cross multiply
    14,108,139.42x = 19,471,033.38 × 8,307,460.92
  4. Step 4: Simplify right side
    14,108,139.42x = 161,754,848,876,365.50
  5. Step 5: Solve for x
    x = 161,754,848,876,365.50/14,108,139.42
  6. Step 6: Final answer
    x = 11,465,356.56

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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.