Home / 19,788,289.60-29,682,434.40-16,387,067.20

Finding the Fourth Proportional to 19,788,289.60, 29,682,434.40 and 16,387,067.20

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Solution

The fourth proportional to 19,788,289.60, 29,682,434.40 and 16,387,067.20 is: 24,580,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,289.60 : 29,682,434.40 = 16,387,067.20 : x
  2. Step 2: Convert to fraction form
    19,788,289.60/29,682,434.40 = 16,387,067.20/x
  3. Step 3: Cross multiply
    19,788,289.60x = 29,682,434.40 × 16,387,067.20
  4. Step 4: Simplify right side
    19,788,289.60x = 486,408,047,172,391.62
  5. Step 5: Solve for x
    x = 486,408,047,172,391.62/19,788,289.60
  6. Step 6: Final answer
    x = 24,580,600.80

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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.