Home / 10,355,083.77-15,534,867.78-3,965,336.40

Finding the Fourth Proportional to 10,355,083.77, 15,534,867.78 and 3,965,336.40

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Solution

The fourth proportional to 10,355,083.77, 15,534,867.78 and 3,965,336.40 is: 5,948,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,083.77 : 15,534,867.78 = 3,965,336.40 : x
  2. Step 2: Convert to fraction form
    10,355,083.77/15,534,867.78 = 3,965,336.40/x
  3. Step 3: Cross multiply
    10,355,083.77x = 15,534,867.78 × 3,965,336.40
  4. Step 4: Simplify right side
    10,355,083.77x = 61,600,976,677,221.19
  5. Step 5: Solve for x
    x = 61,600,976,677,221.19/10,355,083.77
  6. Step 6: Final answer
    x = 5,948,863.19

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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.