Home / 5,217,752.20-7,823,129.10-2,376,401.80

Finding the Fourth Proportional to 5,217,752.20, 7,823,129.10 and 2,376,401.80

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Solution

The fourth proportional to 5,217,752.20, 7,823,129.10 and 2,376,401.80 is: 3,563,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,752.20 : 7,823,129.10 = 2,376,401.80 : x
  2. Step 2: Convert to fraction form
    5,217,752.20/7,823,129.10 = 2,376,401.80/x
  3. Step 3: Cross multiply
    5,217,752.20x = 7,823,129.10 × 2,376,401.80
  4. Step 4: Simplify right side
    5,217,752.20x = 18,590,898,074,872.38
  5. Step 5: Solve for x
    x = 18,590,898,074,872.38/5,217,752.20
  6. Step 6: Final answer
    x = 3,563,009.01

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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.