Home / 5,109,717.84-7,051,173.20-2,932,728.72

Finding the Fourth Proportional to 5,109,717.84, 7,051,173.20 and 2,932,728.72

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Solution

The fourth proportional to 5,109,717.84, 7,051,173.20 and 2,932,728.72 is: 4,047,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,717.84 : 7,051,173.20 = 2,932,728.72 : x
  2. Step 2: Convert to fraction form
    5,109,717.84/7,051,173.20 = 2,932,728.72/x
  3. Step 3: Cross multiply
    5,109,717.84x = 7,051,173.20 × 2,932,728.72
  4. Step 4: Simplify right side
    5,109,717.84x = 20,679,178,153,334.30
  5. Step 5: Solve for x
    x = 20,679,178,153,334.30/5,109,717.84
  6. Step 6: Final answer
    x = 4,047,029.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.