Home / 29,147,258.86-43,736,019.50-11,888,121.90

Finding the Fourth Proportional to 29,147,258.86, 43,736,019.50 and 11,888,121.90

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Solution

The fourth proportional to 29,147,258.86, 43,736,019.50 and 11,888,121.90 is: 17,838,354.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,258.86 : 43,736,019.50 = 11,888,121.90 : x
  2. Step 2: Convert to fraction form
    29,147,258.86/43,736,019.50 = 11,888,121.90/x
  3. Step 3: Cross multiply
    29,147,258.86x = 43,736,019.50 × 11,888,121.90
  4. Step 4: Simplify right side
    29,147,258.86x = 519,939,131,236,777.06
  5. Step 5: Solve for x
    x = 519,939,131,236,777.06/29,147,258.86
  6. Step 6: Final answer
    x = 17,838,354.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.