Home / 30,196,032.92-45,290,657.44-8,339,519.34

Finding the Fourth Proportional to 30,196,032.92, 45,290,657.44 and 8,339,519.34

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Solution

The fourth proportional to 30,196,032.92, 45,290,657.44 and 8,339,519.34 is: 12,508,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196,032.92 : 45,290,657.44 = 8,339,519.34 : x
  2. Step 2: Convert to fraction form
    30,196,032.92/45,290,657.44 = 8,339,519.34/x
  3. Step 3: Cross multiply
    30,196,032.92x = 45,290,657.44 × 8,339,519.34
  4. Step 4: Simplify right side
    30,196,032.92x = 377,702,313,642,194.88
  5. Step 5: Solve for x
    x = 377,702,313,642,194.88/30,196,032.92
  6. Step 6: Final answer
    x = 12,508,342.23

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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.