Home / 7,931,471.75-10,945,496.63-4,309,799.75

Finding the Fourth Proportional to 7,931,471.75, 10,945,496.63 and 4,309,799.75

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Solution

The fourth proportional to 7,931,471.75, 10,945,496.63 and 4,309,799.75 is: 5,947,559.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,471.75 : 10,945,496.63 = 4,309,799.75 : x
  2. Step 2: Convert to fraction form
    7,931,471.75/10,945,496.63 = 4,309,799.75/x
  3. Step 3: Cross multiply
    7,931,471.75x = 10,945,496.63 × 4,309,799.75
  4. Step 4: Simplify right side
    7,931,471.75x = 47,172,898,639,599.84
  5. Step 5: Solve for x
    x = 47,172,898,639,599.84/7,931,471.75
  6. Step 6: Final answer
    x = 5,947,559.31

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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.