Home / 5,177,703.20-7,766,554.80-2,910,221.60

Finding the Fourth Proportional to 5,177,703.20, 7,766,554.80 and 2,910,221.60

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Solution

The fourth proportional to 5,177,703.20, 7,766,554.80 and 2,910,221.60 is: 4,365,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,703.20 : 7,766,554.80 = 2,910,221.60 : x
  2. Step 2: Convert to fraction form
    5,177,703.20/7,766,554.80 = 2,910,221.60/x
  3. Step 3: Cross multiply
    5,177,703.20x = 7,766,554.80 × 2,910,221.60
  4. Step 4: Simplify right side
    5,177,703.20x = 22,602,395,536,543.68
  5. Step 5: Solve for x
    x = 22,602,395,536,543.68/5,177,703.20
  6. Step 6: Final answer
    x = 4,365,332.40

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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.