Home / 28,822,162.37-43,198,508.58-13,238,486.56

Finding the Fourth Proportional to 28,822,162.37, 43,198,508.58 and 13,238,486.56

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Solution

The fourth proportional to 28,822,162.37, 43,198,508.58 and 13,238,486.56 is: 19,841,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822,162.37 : 43,198,508.58 = 13,238,486.56 : x
  2. Step 2: Convert to fraction form
    28,822,162.37/43,198,508.58 = 13,238,486.56/x
  3. Step 3: Cross multiply
    28,822,162.37x = 43,198,508.58 × 13,238,486.56
  4. Step 4: Simplify right side
    28,822,162.37x = 571,882,875,102,829.88
  5. Step 5: Solve for x
    x = 571,882,875,102,829.88/28,822,162.37
  6. Step 6: Final answer
    x = 19,841,775.50

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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.