Home / 55,464,229.20-76,559,874.12-38,117,994.96

Finding the Fourth Proportional to 55,464,229.20, 76,559,874.12 and 38,117,994.96

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Solution

The fourth proportional to 55,464,229.20, 76,559,874.12 and 38,117,994.96 is: 52,616,054.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464,229.20 : 76,559,874.12 = 38,117,994.96 : x
  2. Step 2: Convert to fraction form
    55,464,229.20/76,559,874.12 = 38,117,994.96/x
  3. Step 3: Cross multiply
    55,464,229.20x = 76,559,874.12 × 38,117,994.96
  4. Step 4: Simplify right side
    55,464,229.20x = 2,918,308,895,844,394.50
  5. Step 5: Solve for x
    x = 2,918,308,895,844,394.50/55,464,229.20
  6. Step 6: Final answer
    x = 52,616,054.31

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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.