Home / 12,349,185.76-18,523,510.80-4,261,889.44

Finding the Fourth Proportional to 12,349,185.76, 18,523,510.80 and 4,261,889.44

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Solution

The fourth proportional to 12,349,185.76, 18,523,510.80 and 4,261,889.44 is: 6,392,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349,185.76 : 18,523,510.80 = 4,261,889.44 : x
  2. Step 2: Convert to fraction form
    12,349,185.76/18,523,510.80 = 4,261,889.44/x
  3. Step 3: Cross multiply
    12,349,185.76x = 18,523,510.80 × 4,261,889.44
  4. Step 4: Simplify right side
    12,349,185.76x = 78,945,155,070,245.97
  5. Step 5: Solve for x
    x = 78,945,155,070,245.97/12,349,185.76
  6. Step 6: Final answer
    x = 6,392,741.72

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1.5x scale

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.