Home / 5,384,259.70-8,076,389.55-4,427,665.90

Finding the Fourth Proportional to 5,384,259.70, 8,076,389.55 and 4,427,665.90

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Solution

The fourth proportional to 5,384,259.70, 8,076,389.55 and 4,427,665.90 is: 6,641,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,259.70 : 8,076,389.55 = 4,427,665.90 : x
  2. Step 2: Convert to fraction form
    5,384,259.70/8,076,389.55 = 4,427,665.90/x
  3. Step 3: Cross multiply
    5,384,259.70x = 8,076,389.55 × 4,427,665.90
  4. Step 4: Simplify right side
    5,384,259.70x = 35,759,554,605,651.34
  5. Step 5: Solve for x
    x = 35,759,554,605,651.34/5,384,259.70
  6. Step 6: Final answer
    x = 6,641,498.85

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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.