Home / 15,210,101.76-22,815,142.92-6,112,201.20

Finding the Fourth Proportional to 15,210,101.76, 22,815,142.92 and 6,112,201.20

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Solution

The fourth proportional to 15,210,101.76, 22,815,142.92 and 6,112,201.20 is: 9,168,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210,101.76 : 22,815,142.92 = 6,112,201.20 : x
  2. Step 2: Convert to fraction form
    15,210,101.76/22,815,142.92 = 6,112,201.20/x
  3. Step 3: Cross multiply
    15,210,101.76x = 22,815,142.92 × 6,112,201.20
  4. Step 4: Simplify right side
    15,210,101.76x = 139,450,743,933,795.52
  5. Step 5: Solve for x
    x = 139,450,743,933,795.52/15,210,101.76
  6. Step 6: Final answer
    x = 9,168,297.89

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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.