Home / 5,395,809.60-8,091,381.60-2,699,092.80

Finding the Fourth Proportional to 5,395,809.60, 8,091,381.60 and 2,699,092.80

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Solution

The fourth proportional to 5,395,809.60, 8,091,381.60 and 2,699,092.80 is: 4,047,472.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,809.60 : 8,091,381.60 = 2,699,092.80 : x
  2. Step 2: Convert to fraction form
    5,395,809.60/8,091,381.60 = 2,699,092.80/x
  3. Step 3: Cross multiply
    5,395,809.60x = 8,091,381.60 × 2,699,092.80
  4. Step 4: Simplify right side
    5,395,809.60x = 21,839,389,818,612.48
  5. Step 5: Solve for x
    x = 21,839,389,818,612.48/5,395,809.60
  6. Step 6: Final answer
    x = 4,047,472.29

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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.