Home / 30,196,036.43-45,290,662.68-8,339,522.84

Finding the Fourth Proportional to 30,196,036.43, 45,290,662.68 and 8,339,522.84

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Solution

The fourth proportional to 30,196,036.43, 45,290,662.68 and 8,339,522.84 is: 12,508,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196,036.43 : 45,290,662.68 = 8,339,522.84 : x
  2. Step 2: Convert to fraction form
    30,196,036.43/45,290,662.68 = 8,339,522.84/x
  3. Step 3: Cross multiply
    30,196,036.43x = 45,290,662.68 × 8,339,522.84
  4. Step 4: Simplify right side
    30,196,036.43x = 377,702,515,858,595.62
  5. Step 5: Solve for x
    x = 377,702,515,858,595.62/30,196,036.43
  6. Step 6: Final answer
    x = 12,508,347.47

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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.