Home / 7,181,513.69-9,898,911.67-4,857,558.71

Finding the Fourth Proportional to 7,181,513.69, 9,898,911.67 and 4,857,558.71

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Solution

The fourth proportional to 7,181,513.69, 9,898,911.67 and 4,857,558.71 is: 6,695,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,513.69 : 9,898,911.67 = 4,857,558.71 : x
  2. Step 2: Convert to fraction form
    7,181,513.69/9,898,911.67 = 4,857,558.71/x
  3. Step 3: Cross multiply
    7,181,513.69x = 9,898,911.67 × 4,857,558.71
  4. Step 4: Simplify right side
    7,181,513.69x = 48,084,544,577,841.34
  5. Step 5: Solve for x
    x = 48,084,544,577,841.34/7,181,513.69
  6. Step 6: Final answer
    x = 6,695,600.21

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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.