Home / 11,551,023.68-15,947,932.98-7,422,645.64

Finding the Fourth Proportional to 11,551,023.68, 15,947,932.98 and 7,422,645.64

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Solution

The fourth proportional to 11,551,023.68, 15,947,932.98 and 7,422,645.64 is: 10,248,083.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551,023.68 : 15,947,932.98 = 7,422,645.64 : x
  2. Step 2: Convert to fraction form
    11,551,023.68/15,947,932.98 = 7,422,645.64/x
  3. Step 3: Cross multiply
    11,551,023.68x = 15,947,932.98 × 7,422,645.64
  4. Step 4: Simplify right side
    11,551,023.68x = 118,375,855,201,009.20
  5. Step 5: Solve for x
    x = 118,375,855,201,009.20/11,551,023.68
  6. Step 6: Final answer
    x = 10,248,083.50

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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.