Home / 53,281,149.21-73,527,985.20-28,834,863.21

Finding the Fourth Proportional to 53,281,149.21, 73,527,985.20 and 28,834,863.21

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Solution

The fourth proportional to 53,281,149.21, 73,527,985.20 and 28,834,863.21 is: 39,792,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281,149.21 : 73,527,985.20 = 28,834,863.21 : x
  2. Step 2: Convert to fraction form
    53,281,149.21/73,527,985.20 = 28,834,863.21/x
  3. Step 3: Cross multiply
    53,281,149.21x = 73,527,985.20 × 28,834,863.21
  4. Step 4: Simplify right side
    53,281,149.21x = 2,120,169,395,348,904.75
  5. Step 5: Solve for x
    x = 2,120,169,395,348,904.75/53,281,149.21
  6. Step 6: Final answer
    x = 39,792,110.85

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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.