Home / 5,121,349.52-7,066,860-2,829,373.52

Finding the Fourth Proportional to 5,121,349.52, 7,066,860 and 2,829,373.52

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Solution

The fourth proportional to 5,121,349.52, 7,066,860 and 2,829,373.52 is: 3,904,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,349.52 : 7,066,860 = 2,829,373.52 : x
  2. Step 2: Convert to fraction form
    5,121,349.52/7,066,860 = 2,829,373.52/x
  3. Step 3: Cross multiply
    5,121,349.52x = 7,066,860 × 2,829,373.52
  4. Step 4: Simplify right side
    5,121,349.52x = 19,994,786,553,547.20
  5. Step 5: Solve for x
    x = 19,994,786,553,547.20/5,121,349.52
  6. Step 6: Final answer
    x = 3,904,202.69

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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.