Home / 5,384,999.70-8,077,499.55-5,172,423.30

Finding the Fourth Proportional to 5,384,999.70, 8,077,499.55 and 5,172,423.30

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Solution

The fourth proportional to 5,384,999.70, 8,077,499.55 and 5,172,423.30 is: 7,758,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,999.70 : 8,077,499.55 = 5,172,423.30 : x
  2. Step 2: Convert to fraction form
    5,384,999.70/8,077,499.55 = 5,172,423.30/x
  3. Step 3: Cross multiply
    5,384,999.70x = 8,077,499.55 × 5,172,423.30
  4. Step 4: Simplify right side
    5,384,999.70x = 41,780,246,878,159.52
  5. Step 5: Solve for x
    x = 41,780,246,878,159.52/5,384,999.70
  6. Step 6: Final answer
    x = 7,758,634.95

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