Home / 7,947,054.70-10,966,956.87-4,509,286.72

Finding the Fourth Proportional to 7,947,054.70, 10,966,956.87 and 4,509,286.72

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Solution

The fourth proportional to 7,947,054.70, 10,966,956.87 and 4,509,286.72 is: 6,222,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947,054.70 : 10,966,956.87 = 4,509,286.72 : x
  2. Step 2: Convert to fraction form
    7,947,054.70/10,966,956.87 = 4,509,286.72/x
  3. Step 3: Cross multiply
    7,947,054.70x = 10,966,956.87 × 4,509,286.72
  4. Step 4: Simplify right side
    7,947,054.70x = 49,453,152,972,703.76
  5. Step 5: Solve for x
    x = 49,453,152,972,703.76/7,947,054.70
  6. Step 6: Final answer
    x = 6,222,827.81

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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.