Home / 6,515,688.90-9,763,910.55-4,722,348.90

Finding the Fourth Proportional to 6,515,688.90, 9,763,910.55 and 4,722,348.90

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Solution

The fourth proportional to 6,515,688.90, 9,763,910.55 and 4,722,348.90 is: 7,076,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,688.90 : 9,763,910.55 = 4,722,348.90 : x
  2. Step 2: Convert to fraction form
    6,515,688.90/9,763,910.55 = 4,722,348.90/x
  3. Step 3: Cross multiply
    6,515,688.90x = 9,763,910.55 × 4,722,348.90
  4. Step 4: Simplify right side
    6,515,688.90x = 46,108,592,245,490.90
  5. Step 5: Solve for x
    x = 46,108,592,245,490.90/6,515,688.90
  6. Step 6: Final answer
    x = 7,076,549.07

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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.