Home / 9,696,943.56-13,381,378.80-5,286,573.72

Finding the Fourth Proportional to 9,696,943.56, 13,381,378.80 and 5,286,573.72

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Solution

The fourth proportional to 9,696,943.56, 13,381,378.80 and 5,286,573.72 is: 7,295,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696,943.56 : 13,381,378.80 = 5,286,573.72 : x
  2. Step 2: Convert to fraction form
    9,696,943.56/13,381,378.80 = 5,286,573.72/x
  3. Step 3: Cross multiply
    9,696,943.56x = 13,381,378.80 × 5,286,573.72
  4. Step 4: Simplify right side
    9,696,943.56x = 70,741,645,501,445.14
  5. Step 5: Solve for x
    x = 70,741,645,501,445.14/9,696,943.56
  6. Step 6: Final answer
    x = 7,295,251.86

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1.5x scale

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.