Home / 6,435,553.92-8,881,217.75-3,535,005.56

Finding the Fourth Proportional to 6,435,553.92, 8,881,217.75 and 3,535,005.56

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Solution

The fourth proportional to 6,435,553.92, 8,881,217.75 and 3,535,005.56 is: 4,878,391.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,553.92 : 8,881,217.75 = 3,535,005.56 : x
  2. Step 2: Convert to fraction form
    6,435,553.92/8,881,217.75 = 3,535,005.56/x
  3. Step 3: Cross multiply
    6,435,553.92x = 8,881,217.75 × 3,535,005.56
  4. Step 4: Simplify right side
    6,435,553.92x = 31,395,154,063,739.57
  5. Step 5: Solve for x
    x = 31,395,154,063,739.57/6,435,553.92
  6. Step 6: Final answer
    x = 4,878,391.89

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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.