Home / 5,153,636.02-7,730,169.72-2,120,234.22

Finding the Fourth Proportional to 5,153,636.02, 7,730,169.72 and 2,120,234.22

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Solution

The fourth proportional to 5,153,636.02, 7,730,169.72 and 2,120,234.22 is: 3,180,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,636.02 : 7,730,169.72 = 2,120,234.22 : x
  2. Step 2: Convert to fraction form
    5,153,636.02/7,730,169.72 = 2,120,234.22/x
  3. Step 3: Cross multiply
    5,153,636.02x = 7,730,169.72 × 2,120,234.22
  4. Step 4: Simplify right side
    5,153,636.02x = 16,389,770,366,751.82
  5. Step 5: Solve for x
    x = 16,389,770,366,751.82/5,153,636.02
  6. Step 6: Final answer
    x = 3,180,234.36

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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.