Home / 11,334,811.32-15,642,197.28-6,178,163.40

Finding the Fourth Proportional to 11,334,811.32, 15,642,197.28 and 6,178,163.40

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Solution

The fourth proportional to 11,334,811.32, 15,642,197.28 and 6,178,163.40 is: 8,525,951.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334,811.32 : 15,642,197.28 = 6,178,163.40 : x
  2. Step 2: Convert to fraction form
    11,334,811.32/15,642,197.28 = 6,178,163.40/x
  3. Step 3: Cross multiply
    11,334,811.32x = 15,642,197.28 × 6,178,163.40
  4. Step 4: Simplify right side
    11,334,811.32x = 96,640,050,730,875.55
  5. Step 5: Solve for x
    x = 96,640,050,730,875.55/11,334,811.32
  6. Step 6: Final answer
    x = 8,525,951.43

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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.