Home / 57,295,046.40-85,942,569.60-19,472,582.40

Finding the Fourth Proportional to 57,295,046.40, 85,942,569.60 and 19,472,582.40

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Solution

The fourth proportional to 57,295,046.40, 85,942,569.60 and 19,472,582.40 is: 29,208,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,295,046.40 : 85,942,569.60 = 19,472,582.40 : x
  2. Step 2: Convert to fraction form
    57,295,046.40/85,942,569.60 = 19,472,582.40/x
  3. Step 3: Cross multiply
    57,295,046.40x = 85,942,569.60 × 19,472,582.40
  4. Step 4: Simplify right side
    57,295,046.40x = 1,673,523,768,203,734.75
  5. Step 5: Solve for x
    x = 1,673,523,768,203,734.75/57,295,046.40
  6. Step 6: Final answer
    x = 29,208,873.60

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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.