Home / 5,177,876.37-7,766,813.64-4,918,971.92

Finding the Fourth Proportional to 5,177,876.37, 7,766,813.64 and 4,918,971.92

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Solution

The fourth proportional to 5,177,876.37, 7,766,813.64 and 4,918,971.92 is: 7,378,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,876.37 : 7,766,813.64 = 4,918,971.92 : x
  2. Step 2: Convert to fraction form
    5,177,876.37/7,766,813.64 = 4,918,971.92/x
  3. Step 3: Cross multiply
    5,177,876.37x = 7,766,813.64 × 4,918,971.92
  4. Step 4: Simplify right side
    5,177,876.37x = 38,204,738,226,333.39
  5. Step 5: Solve for x
    x = 38,204,738,226,333.39/5,177,876.37
  6. Step 6: Final answer
    x = 7,378,457.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.