Home / 7,027,707.96-9,698,168.68-3,930,196.07

Finding the Fourth Proportional to 7,027,707.96, 9,698,168.68 and 3,930,196.07

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Solution

The fourth proportional to 7,027,707.96, 9,698,168.68 and 3,930,196.07 is: 5,423,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027,707.96 : 9,698,168.68 = 3,930,196.07 : x
  2. Step 2: Convert to fraction form
    7,027,707.96/9,698,168.68 = 3,930,196.07/x
  3. Step 3: Cross multiply
    7,027,707.96x = 9,698,168.68 × 3,930,196.07
  4. Step 4: Simplify right side
    7,027,707.96x = 38,115,704,446,753.02
  5. Step 5: Solve for x
    x = 38,115,704,446,753.02/7,027,707.96
  6. Step 6: Final answer
    x = 5,423,632.38

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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.