Home / 5,384,610.70-8,076,916.05-5,172,034.30

Finding the Fourth Proportional to 5,384,610.70, 8,076,916.05 and 5,172,034.30

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Solution

The fourth proportional to 5,384,610.70, 8,076,916.05 and 5,172,034.30 is: 7,758,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,610.70 : 8,076,916.05 = 5,172,034.30 : x
  2. Step 2: Convert to fraction form
    5,384,610.70/8,076,916.05 = 5,172,034.30/x
  3. Step 3: Cross multiply
    5,384,610.70x = 8,076,916.05 × 5,172,034.30
  4. Step 4: Simplify right side
    5,384,610.70x = 41,774,086,848,820.52
  5. Step 5: Solve for x
    x = 41,774,086,848,820.52/5,384,610.70
  6. Step 6: Final answer
    x = 7,758,051.45

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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.