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Finding the Fourth Proportional to 7,887,471, 10,884,709.98 and 4,265,799

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Solution

The fourth proportional to 7,887,471, 10,884,709.98 and 4,265,799 is: 5,886,802.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,471 : 10,884,709.98 = 4,265,799 : x
  2. Step 2: Convert to fraction form
    7,887,471/10,884,709.98 = 4,265,799/x
  3. Step 3: Cross multiply
    7,887,471x = 10,884,709.98 × 4,265,799
  4. Step 4: Simplify right side
    7,887,471x = 46,431,984,947,974.02
  5. Step 5: Solve for x
    x = 46,431,984,947,974.02/7,887,471
  6. Step 6: Final answer
    x = 5,886,802.62

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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.