Home / 11,470,469.85-15,829,584.78-6,243,818.91

Finding the Fourth Proportional to 11,470,469.85, 15,829,584.78 and 6,243,818.91

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Solution

The fourth proportional to 11,470,469.85, 15,829,584.78 and 6,243,818.91 is: 8,616,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470,469.85 : 15,829,584.78 = 6,243,818.91 : x
  2. Step 2: Convert to fraction form
    11,470,469.85/15,829,584.78 = 6,243,818.91/x
  3. Step 3: Cross multiply
    11,470,469.85x = 15,829,584.78 × 6,243,818.91
  4. Step 4: Simplify right side
    11,470,469.85x = 98,837,060,786,812.19
  5. Step 5: Solve for x
    x = 98,837,060,786,812.19/11,470,469.85
  6. Step 6: Final answer
    x = 8,616,653.20

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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.