Home / 25,446,078.72-35,115,671.04-13,843,639.68

Finding the Fourth Proportional to 25,446,078.72, 35,115,671.04 and 13,843,639.68

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Solution

The fourth proportional to 25,446,078.72, 35,115,671.04 and 13,843,639.68 is: 19,104,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446,078.72 : 35,115,671.04 = 13,843,639.68 : x
  2. Step 2: Convert to fraction form
    25,446,078.72/35,115,671.04 = 13,843,639.68/x
  3. Step 3: Cross multiply
    25,446,078.72x = 35,115,671.04 × 13,843,639.68
  4. Step 4: Simplify right side
    25,446,078.72x = 486,128,696,999,170.88
  5. Step 5: Solve for x
    x = 486,128,696,999,170.88/25,446,078.72
  6. Step 6: Final answer
    x = 19,104,267.59

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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.