Home / 12,176,388.44-18,265,434.95-4,889,847.14

Finding the Fourth Proportional to 12,176,388.44, 18,265,434.95 and 4,889,847.14

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Solution

The fourth proportional to 12,176,388.44, 18,265,434.95 and 4,889,847.14 is: 7,335,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,388.44 : 18,265,434.95 = 4,889,847.14 : x
  2. Step 2: Convert to fraction form
    12,176,388.44/18,265,434.95 = 4,889,847.14/x
  3. Step 3: Cross multiply
    12,176,388.44x = 18,265,434.95 × 4,889,847.14
  4. Step 4: Simplify right side
    12,176,388.44x = 89,315,184,851,113.53
  5. Step 5: Solve for x
    x = 89,315,184,851,113.53/12,176,388.44
  6. Step 6: Final answer
    x = 7,335,112.98

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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.