Home / 5,269,047.02-7,898,186.76-2,989,756.43

Finding the Fourth Proportional to 5,269,047.02, 7,898,186.76 and 2,989,756.43

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Solution

The fourth proportional to 5,269,047.02, 7,898,186.76 and 2,989,756.43 is: 4,481,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,047.02 : 7,898,186.76 = 2,989,756.43 : x
  2. Step 2: Convert to fraction form
    5,269,047.02/7,898,186.76 = 2,989,756.43/x
  3. Step 3: Cross multiply
    5,269,047.02x = 7,898,186.76 × 2,989,756.43
  4. Step 4: Simplify right side
    5,269,047.02x = 23,613,654,651,050.87
  5. Step 5: Solve for x
    x = 23,613,654,651,050.87/5,269,047.02
  6. Step 6: Final answer
    x = 4,481,579.79

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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.