Home / 55,433,590.86-76,498,850.58-30,655,445.44

Finding the Fourth Proportional to 55,433,590.86, 76,498,850.58 and 30,655,445.44

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Solution

The fourth proportional to 55,433,590.86, 76,498,850.58 and 30,655,445.44 is: 42,304,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,590.86 : 76,498,850.58 = 30,655,445.44 : x
  2. Step 2: Convert to fraction form
    55,433,590.86/76,498,850.58 = 30,655,445.44/x
  3. Step 3: Cross multiply
    55,433,590.86x = 76,498,850.58 × 30,655,445.44
  4. Step 4: Simplify right side
    55,433,590.86x = 2,345,106,340,177,902.50
  5. Step 5: Solve for x
    x = 2,345,106,340,177,902.50/55,433,590.86
  6. Step 6: Final answer
    x = 42,304,788.56

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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.