Home / 10,812,765.24-14,921,008.92-5,917,977.36

Finding the Fourth Proportional to 10,812,765.24, 14,921,008.92 and 5,917,977.36

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Solution

The fourth proportional to 10,812,765.24, 14,921,008.92 and 5,917,977.36 is: 8,166,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812,765.24 : 14,921,008.92 = 5,917,977.36 : x
  2. Step 2: Convert to fraction form
    10,812,765.24/14,921,008.92 = 5,917,977.36/x
  3. Step 3: Cross multiply
    10,812,765.24x = 14,921,008.92 × 5,917,977.36
  4. Step 4: Simplify right side
    10,812,765.24x = 88,302,192,976,918.06
  5. Step 5: Solve for x
    x = 88,302,192,976,918.06/10,812,765.24
  6. Step 6: Final answer
    x = 8,166,476.48

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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.