Home / 8,499,280.44-11,725,677.60-5,230,420.14

Finding the Fourth Proportional to 8,499,280.44, 11,725,677.60 and 5,230,420.14

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Solution

The fourth proportional to 8,499,280.44, 11,725,677.60 and 5,230,420.14 is: 7,215,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,280.44 : 11,725,677.60 = 5,230,420.14 : x
  2. Step 2: Convert to fraction form
    8,499,280.44/11,725,677.60 = 5,230,420.14/x
  3. Step 3: Cross multiply
    8,499,280.44x = 11,725,677.60 × 5,230,420.14
  4. Step 4: Simplify right side
    8,499,280.44x = 61,330,220,274,186.86
  5. Step 5: Solve for x
    x = 61,330,220,274,186.86/8,499,280.44
  6. Step 6: Final answer
    x = 7,215,930.89

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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.