Home / 9,111,391.63-12,573,982.89-5,037,273.07

Finding the Fourth Proportional to 9,111,391.63, 12,573,982.89 and 5,037,273.07

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Solution

The fourth proportional to 9,111,391.63, 12,573,982.89 and 5,037,273.07 is: 6,951,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,391.63 : 12,573,982.89 = 5,037,273.07 : x
  2. Step 2: Convert to fraction form
    9,111,391.63/12,573,982.89 = 5,037,273.07/x
  3. Step 3: Cross multiply
    9,111,391.63x = 12,573,982.89 × 5,037,273.07
  4. Step 4: Simplify right side
    9,111,391.63x = 63,338,585,394,437.78
  5. Step 5: Solve for x
    x = 63,338,585,394,437.78/9,111,391.63
  6. Step 6: Final answer
    x = 6,951,581.93

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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.