Home / 13,909,226.71-19,194,446.92-7,713,273.57

Finding the Fourth Proportional to 13,909,226.71, 19,194,446.92 and 7,713,273.57

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Solution

The fourth proportional to 13,909,226.71, 19,194,446.92 and 7,713,273.57 is: 10,644,158.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,226.71 : 19,194,446.92 = 7,713,273.57 : x
  2. Step 2: Convert to fraction form
    13,909,226.71/19,194,446.92 = 7,713,273.57/x
  3. Step 3: Cross multiply
    13,909,226.71x = 19,194,446.92 × 7,713,273.57
  4. Step 4: Simplify right side
    13,909,226.71x = 148,052,020,241,916.06
  5. Step 5: Solve for x
    x = 148,052,020,241,916.06/13,909,226.71
  6. Step 6: Final answer
    x = 10,644,158.97

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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.