Home / 30,188,709.01-45,283,997.73-8,329,466.92

Finding the Fourth Proportional to 30,188,709.01, 45,283,997.73 and 8,329,466.92

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Solution

The fourth proportional to 30,188,709.01, 45,283,997.73 and 8,329,466.92 is: 12,494,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,188,709.01 : 45,283,997.73 = 8,329,466.92 : x
  2. Step 2: Convert to fraction form
    30,188,709.01/45,283,997.73 = 8,329,466.92/x
  3. Step 3: Cross multiply
    30,188,709.01x = 45,283,997.73 × 8,329,466.92
  4. Step 4: Simplify right side
    30,188,709.01x = 377,191,561,097,390.06
  5. Step 5: Solve for x
    x = 377,191,561,097,390.06/30,188,709.01
  6. Step 6: Final answer
    x = 12,494,458.14

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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.