Home / 10,999,947.07-15,180,636.31-6,105,169.40

Finding the Fourth Proportional to 10,999,947.07, 15,180,636.31 and 6,105,169.40

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Solution

The fourth proportional to 10,999,947.07, 15,180,636.31 and 6,105,169.40 is: 8,425,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999,947.07 : 15,180,636.31 = 6,105,169.40 : x
  2. Step 2: Convert to fraction form
    10,999,947.07/15,180,636.31 = 6,105,169.40/x
  3. Step 3: Cross multiply
    10,999,947.07x = 15,180,636.31 × 6,105,169.40
  4. Step 4: Simplify right side
    10,999,947.07x = 92,680,356,279,561.97
  5. Step 5: Solve for x
    x = 92,680,356,279,561.97/10,999,947.07
  6. Step 6: Final answer
    x = 8,425,527.48

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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.