Home / 55,122,969.88-82,684,455.18-16,784,483.86

Finding the Fourth Proportional to 55,122,969.88, 82,684,455.18 and 16,784,483.86

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Solution

The fourth proportional to 55,122,969.88, 82,684,455.18 and 16,784,483.86 is: 25,176,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,122,969.88 : 82,684,455.18 = 16,784,483.86 : x
  2. Step 2: Convert to fraction form
    55,122,969.88/82,684,455.18 = 16,784,483.86/x
  3. Step 3: Cross multiply
    55,122,969.88x = 82,684,455.18 × 16,784,483.86
  4. Step 4: Simplify right side
    55,122,969.88x = 1,387,815,903,441,603.50
  5. Step 5: Solve for x
    x = 1,387,815,903,441,603.50/55,122,969.88
  6. Step 6: Final answer
    x = 25,176,725.90

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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.