Home / 54,578,372.90-81,867,559.35-53,860,927.55

Finding the Fourth Proportional to 54,578,372.90, 81,867,559.35 and 53,860,927.55

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Solution

The fourth proportional to 54,578,372.90, 81,867,559.35 and 53,860,927.55 is: 80,791,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,372.90 : 81,867,559.35 = 53,860,927.55 : x
  2. Step 2: Convert to fraction form
    54,578,372.90/81,867,559.35 = 53,860,927.55/x
  3. Step 3: Cross multiply
    54,578,372.90x = 81,867,559.35 × 53,860,927.55
  4. Step 4: Simplify right side
    54,578,372.90x = 4,409,462,682,845,674.50
  5. Step 5: Solve for x
    x = 4,409,462,682,845,674.50/54,578,372.90
  6. Step 6: Final answer
    x = 80,791,391.33

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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.