Home / 19,367,745.60-29,051,618.40-12,873,230.40

Finding the Fourth Proportional to 19,367,745.60, 29,051,618.40 and 12,873,230.40

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Solution

The fourth proportional to 19,367,745.60, 29,051,618.40 and 12,873,230.40 is: 19,309,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367,745.60 : 29,051,618.40 = 12,873,230.40 : x
  2. Step 2: Convert to fraction form
    19,367,745.60/29,051,618.40 = 12,873,230.40/x
  3. Step 3: Cross multiply
    19,367,745.60x = 29,051,618.40 × 12,873,230.40
  4. Step 4: Simplify right side
    19,367,745.60x = 373,988,177,156,079.38
  5. Step 5: Solve for x
    x = 373,988,177,156,079.38/19,367,745.60
  6. Step 6: Final answer
    x = 19,309,845.60

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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.