Home / 14,545,288.23-20,072,628.14-8,019,149.55

Finding the Fourth Proportional to 14,545,288.23, 20,072,628.14 and 8,019,149.55

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Solution

The fourth proportional to 14,545,288.23, 20,072,628.14 and 8,019,149.55 is: 11,066,498.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545,288.23 : 20,072,628.14 = 8,019,149.55 : x
  2. Step 2: Convert to fraction form
    14,545,288.23/20,072,628.14 = 8,019,149.55/x
  3. Step 3: Cross multiply
    14,545,288.23x = 20,072,628.14 × 8,019,149.55
  4. Step 4: Simplify right side
    14,545,288.23x = 160,965,406,876,102.59
  5. Step 5: Solve for x
    x = 160,965,406,876,102.59/14,545,288.23
  6. Step 6: Final answer
    x = 11,066,498.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.