Home / 7,931,472.75-10,945,498.01-4,309,800.75

Finding the Fourth Proportional to 7,931,472.75, 10,945,498.01 and 4,309,800.75

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Solution

The fourth proportional to 7,931,472.75, 10,945,498.01 and 4,309,800.75 is: 5,947,560.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,472.75 : 10,945,498.01 = 4,309,800.75 : x
  2. Step 2: Convert to fraction form
    7,931,472.75/10,945,498.01 = 4,309,800.75/x
  3. Step 3: Cross multiply
    7,931,472.75x = 10,945,498.01 × 4,309,800.75
  4. Step 4: Simplify right side
    7,931,472.75x = 47,172,915,532,621.51
  5. Step 5: Solve for x
    x = 47,172,915,532,621.51/7,931,472.75
  6. Step 6: Final answer
    x = 5,947,560.69

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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.