Home / 7,125,812.90-10,687,682.55-2,076,596.90

Finding the Fourth Proportional to 7,125,812.90, 10,687,682.55 and 2,076,596.90

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Solution

The fourth proportional to 7,125,812.90, 10,687,682.55 and 2,076,596.90 is: 3,114,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,812.90 : 10,687,682.55 = 2,076,596.90 : x
  2. Step 2: Convert to fraction form
    7,125,812.90/10,687,682.55 = 2,076,596.90/x
  3. Step 3: Cross multiply
    7,125,812.90x = 10,687,682.55 × 2,076,596.90
  4. Step 4: Simplify right side
    7,125,812.90x = 22,194,008,451,514.09
  5. Step 5: Solve for x
    x = 22,194,008,451,514.09/7,125,812.90
  6. Step 6: Final answer
    x = 3,114,593.21

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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.