Home / 5,160,691.63-7,741,144.05-1,877,933.53

Finding the Fourth Proportional to 5,160,691.63, 7,741,144.05 and 1,877,933.53

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Solution

The fourth proportional to 5,160,691.63, 7,741,144.05 and 1,877,933.53 is: 2,816,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,691.63 : 7,741,144.05 = 1,877,933.53 : x
  2. Step 2: Convert to fraction form
    5,160,691.63/7,741,144.05 = 1,877,933.53/x
  3. Step 3: Cross multiply
    5,160,691.63x = 7,741,144.05 × 1,877,933.53
  4. Step 4: Simplify right side
    5,160,691.63x = 14,537,353,972,055.00
  5. Step 5: Solve for x
    x = 14,537,353,972,055.00/5,160,691.63
  6. Step 6: Final answer
    x = 2,816,939.09

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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.