Home / 7,117,530.85-9,822,197.81-3,854,349.14

Finding the Fourth Proportional to 7,117,530.85, 9,822,197.81 and 3,854,349.14

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Solution

The fourth proportional to 7,117,530.85, 9,822,197.81 and 3,854,349.14 is: 5,319,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,530.85 : 9,822,197.81 = 3,854,349.14 : x
  2. Step 2: Convert to fraction form
    7,117,530.85/9,822,197.81 = 3,854,349.14/x
  3. Step 3: Cross multiply
    7,117,530.85x = 9,822,197.81 × 3,854,349.14
  4. Step 4: Simplify right side
    7,117,530.85x = 37,858,179,681,883.38
  5. Step 5: Solve for x
    x = 37,858,179,681,883.38/7,117,530.85
  6. Step 6: Final answer
    x = 5,319,004.65

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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.