Home / 5,183,963.46-7,779,416.67-2,151,332.10

Finding the Fourth Proportional to 5,183,963.46, 7,779,416.67 and 2,151,332.10

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Solution

The fourth proportional to 5,183,963.46, 7,779,416.67 and 2,151,332.10 is: 3,228,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,963.46 : 7,779,416.67 = 2,151,332.10 : x
  2. Step 2: Convert to fraction form
    5,183,963.46/7,779,416.67 = 2,151,332.10/x
  3. Step 3: Cross multiply
    5,183,963.46x = 7,779,416.67 × 2,151,332.10
  4. Step 4: Simplify right side
    5,183,963.46x = 16,736,108,801,446.11
  5. Step 5: Solve for x
    x = 16,736,108,801,446.11/5,183,963.46
  6. Step 6: Final answer
    x = 3,228,438.81

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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.