Home / 30,166,628.99-45,250,364.75-8,601,238.94

Finding the Fourth Proportional to 30,166,628.99, 45,250,364.75 and 8,601,238.94

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Solution

The fourth proportional to 30,166,628.99, 45,250,364.75 and 8,601,238.94 is: 12,901,978.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,628.99 : 45,250,364.75 = 8,601,238.94 : x
  2. Step 2: Convert to fraction form
    30,166,628.99/45,250,364.75 = 8,601,238.94/x
  3. Step 3: Cross multiply
    30,166,628.99x = 45,250,364.75 × 8,601,238.94
  4. Step 4: Simplify right side
    30,166,628.99x = 389,209,199,067,645.38
  5. Step 5: Solve for x
    x = 389,209,199,067,645.38/30,166,628.99
  6. Step 6: Final answer
    x = 12,901,978.52

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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.