Home / 5,184,422.78-7,776,634.16-4,890,489.98

Finding the Fourth Proportional to 5,184,422.78, 7,776,634.16 and 4,890,489.98

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Solution

The fourth proportional to 5,184,422.78, 7,776,634.16 and 4,890,489.98 is: 7,335,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,422.78 : 7,776,634.16 = 4,890,489.98 : x
  2. Step 2: Convert to fraction form
    5,184,422.78/7,776,634.16 = 4,890,489.98/x
  3. Step 3: Cross multiply
    5,184,422.78x = 7,776,634.16 × 4,890,489.98
  4. Step 4: Simplify right side
    5,184,422.78x = 38,031,551,410,948.77
  5. Step 5: Solve for x
    x = 38,031,551,410,948.77/5,184,422.78
  6. Step 6: Final answer
    x = 7,335,734.96

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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.