Home / 55,295,441.40-76,336,398.90-40,394,032.32

Finding the Fourth Proportional to 55,295,441.40, 76,336,398.90 and 40,394,032.32

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Solution

The fourth proportional to 55,295,441.40, 76,336,398.90 and 40,394,032.32 is: 55,764,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,295,441.40 : 76,336,398.90 = 40,394,032.32 : x
  2. Step 2: Convert to fraction form
    55,295,441.40/76,336,398.90 = 40,394,032.32/x
  3. Step 3: Cross multiply
    55,295,441.40x = 76,336,398.90 × 40,394,032.32
  4. Step 4: Simplify right side
    55,295,441.40x = 3,083,534,964,359,012.50
  5. Step 5: Solve for x
    x = 3,083,534,964,359,012.50/55,295,441.40
  6. Step 6: Final answer
    x = 55,764,722.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.