Home / 22,526,500.23-31,087,182.43-12,738,408.79

Finding the Fourth Proportional to 22,526,500.23, 31,087,182.43 and 12,738,408.79

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Solution

The fourth proportional to 22,526,500.23, 31,087,182.43 and 12,738,408.79 is: 17,579,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,526,500.23 : 31,087,182.43 = 12,738,408.79 : x
  2. Step 2: Convert to fraction form
    22,526,500.23/31,087,182.43 = 12,738,408.79/x
  3. Step 3: Cross multiply
    22,526,500.23x = 31,087,182.43 × 12,738,408.79
  4. Step 4: Simplify right side
    22,526,500.23x = 396,001,237,922,645.50
  5. Step 5: Solve for x
    x = 396,001,237,922,645.50/22,526,500.23
  6. Step 6: Final answer
    x = 17,579,350.27

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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.