Home / 16,766,029.20-25,149,043.80-5,406,848.40

Finding the Fourth Proportional to 16,766,029.20, 25,149,043.80 and 5,406,848.40

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Solution

The fourth proportional to 16,766,029.20, 25,149,043.80 and 5,406,848.40 is: 8,110,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766,029.20 : 25,149,043.80 = 5,406,848.40 : x
  2. Step 2: Convert to fraction form
    16,766,029.20/25,149,043.80 = 5,406,848.40/x
  3. Step 3: Cross multiply
    16,766,029.20x = 25,149,043.80 × 5,406,848.40
  4. Step 4: Simplify right side
    16,766,029.20x = 135,977,067,231,559.94
  5. Step 5: Solve for x
    x = 135,977,067,231,559.94/16,766,029.20
  6. Step 6: Final answer
    x = 8,110,272.60

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1.5x scale

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.