Home / 7,289,749.61-10,053,174.04-4,970,108.06

Finding the Fourth Proportional to 7,289,749.61, 10,053,174.04 and 4,970,108.06

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Solution

The fourth proportional to 7,289,749.61, 10,053,174.04 and 4,970,108.06 is: 6,854,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289,749.61 : 10,053,174.04 = 4,970,108.06 : x
  2. Step 2: Convert to fraction form
    7,289,749.61/10,053,174.04 = 4,970,108.06/x
  3. Step 3: Cross multiply
    7,289,749.61x = 10,053,174.04 × 4,970,108.06
  4. Step 4: Simplify right side
    7,289,749.61x = 49,965,361,274,520.88
  5. Step 5: Solve for x
    x = 49,965,361,274,520.88/7,289,749.61
  6. Step 6: Final answer
    x = 6,854,194.45

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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.