Home / 30,753,046.40-46,129,569.60-12,551,192.15

Finding the Fourth Proportional to 30,753,046.40, 46,129,569.60 and 12,551,192.15

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Solution

The fourth proportional to 30,753,046.40, 46,129,569.60 and 12,551,192.15 is: 18,826,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,753,046.40 : 46,129,569.60 = 12,551,192.15 : x
  2. Step 2: Convert to fraction form
    30,753,046.40/46,129,569.60 = 12,551,192.15/x
  3. Step 3: Cross multiply
    30,753,046.40x = 46,129,569.60 × 12,551,192.15
  4. Step 4: Simplify right side
    30,753,046.40x = 578,981,091,846,398.62
  5. Step 5: Solve for x
    x = 578,981,091,846,398.62/30,753,046.40
  6. Step 6: Final answer
    x = 18,826,788.23

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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.