Home / 14,799,278.70-20,423,086.53-8,273,183.22

Finding the Fourth Proportional to 14,799,278.70, 20,423,086.53 and 8,273,183.22

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Solution

The fourth proportional to 14,799,278.70, 20,423,086.53 and 8,273,183.22 is: 11,417,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,799,278.70 : 20,423,086.53 = 8,273,183.22 : x
  2. Step 2: Convert to fraction form
    14,799,278.70/20,423,086.53 = 8,273,183.22/x
  3. Step 3: Cross multiply
    14,799,278.70x = 20,423,086.53 × 8,273,183.22
  4. Step 4: Simplify right side
    14,799,278.70x = 168,963,936,780,604.03
  5. Step 5: Solve for x
    x = 168,963,936,780,604.03/14,799,278.70
  6. Step 6: Final answer
    x = 11,417,038.64

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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.