Home / 8,302,876.13-11,457,937.25-4,631,789.78

Finding the Fourth Proportional to 8,302,876.13, 11,457,937.25 and 4,631,789.78

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Solution

The fourth proportional to 8,302,876.13, 11,457,937.25 and 4,631,789.78 is: 6,391,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,876.13 : 11,457,937.25 = 4,631,789.78 : x
  2. Step 2: Convert to fraction form
    8,302,876.13/11,457,937.25 = 4,631,789.78/x
  3. Step 3: Cross multiply
    8,302,876.13x = 11,457,937.25 × 4,631,789.78
  4. Step 4: Simplify right side
    8,302,876.13x = 53,070,756,573,982.67
  5. Step 5: Solve for x
    x = 53,070,756,573,982.67/8,302,876.13
  6. Step 6: Final answer
    x = 6,391,852.14

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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.