Home / 17,315,820.73-23,885,421.07-11,435,509.09

Finding the Fourth Proportional to 17,315,820.73, 23,885,421.07 and 11,435,509.09

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Solution

The fourth proportional to 17,315,820.73, 23,885,421.07 and 11,435,509.09 is: 15,774,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315,820.73 : 23,885,421.07 = 11,435,509.09 : x
  2. Step 2: Convert to fraction form
    17,315,820.73/23,885,421.07 = 11,435,509.09/x
  3. Step 3: Cross multiply
    17,315,820.73x = 23,885,421.07 × 11,435,509.09
  4. Step 4: Simplify right side
    17,315,820.73x = 273,141,949,764,462.53
  5. Step 5: Solve for x
    x = 273,141,949,764,462.53/17,315,820.73
  6. Step 6: Final answer
    x = 15,774,126.68

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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.