Home / 16,405,422.90-24,605,801.55-5,623,221.30

Finding the Fourth Proportional to 16,405,422.90, 24,605,801.55 and 5,623,221.30

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Solution

The fourth proportional to 16,405,422.90, 24,605,801.55 and 5,623,221.30 is: 8,434,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405,422.90 : 24,605,801.55 = 5,623,221.30 : x
  2. Step 2: Convert to fraction form
    16,405,422.90/24,605,801.55 = 5,623,221.30/x
  3. Step 3: Cross multiply
    16,405,422.90x = 24,605,801.55 × 5,623,221.30
  4. Step 4: Simplify right side
    16,405,422.90x = 138,363,867,379,533.02
  5. Step 5: Solve for x
    x = 138,363,867,379,533.02/16,405,422.90
  6. Step 6: Final answer
    x = 8,434,032.35

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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.