Home / 19,403,945.60-29,103,585.60-8,043,209.60

Finding the Fourth Proportional to 19,403,945.60, 29,103,585.60 and 8,043,209.60

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Solution

The fourth proportional to 19,403,945.60, 29,103,585.60 and 8,043,209.60 is: 12,063,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403,945.60 : 29,103,585.60 = 8,043,209.60 : x
  2. Step 2: Convert to fraction form
    19,403,945.60/29,103,585.60 = 8,043,209.60/x
  3. Step 3: Cross multiply
    19,403,945.60x = 29,103,585.60 × 8,043,209.60
  4. Step 4: Simplify right side
    19,403,945.60x = 234,086,239,092,341.75
  5. Step 5: Solve for x
    x = 234,086,239,092,341.75/19,403,945.60
  6. Step 6: Final answer
    x = 12,063,847.42

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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.