Home / 18,848,148.26-28,256,029.96-6,550,513.81

Finding the Fourth Proportional to 18,848,148.26, 28,256,029.96 and 6,550,513.81

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Solution

The fourth proportional to 18,848,148.26, 28,256,029.96 and 6,550,513.81 is: 9,820,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848,148.26 : 28,256,029.96 = 6,550,513.81 : x
  2. Step 2: Convert to fraction form
    18,848,148.26/28,256,029.96 = 6,550,513.81/x
  3. Step 3: Cross multiply
    18,848,148.26x = 28,256,029.96 × 6,550,513.81
  4. Step 4: Simplify right side
    18,848,148.26x = 185,091,514,468,753.75
  5. Step 5: Solve for x
    x = 185,091,514,468,753.75/18,848,148.26
  6. Step 6: Final answer
    x = 9,820,143.17

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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.