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Finding the Fourth Proportional to 6,480,704.66, 8,943,343.64 and 3,580,096.92

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Solution

The fourth proportional to 6,480,704.66, 8,943,343.64 and 3,580,096.92 is: 4,940,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,704.66 : 8,943,343.64 = 3,580,096.92 : x
  2. Step 2: Convert to fraction form
    6,480,704.66/8,943,343.64 = 3,580,096.92/x
  3. Step 3: Cross multiply
    6,480,704.66x = 8,943,343.64 × 3,580,096.92
  4. Step 4: Simplify right side
    6,480,704.66x = 32,018,037,020,065.59
  5. Step 5: Solve for x
    x = 32,018,037,020,065.59/6,480,704.66
  6. Step 6: Final answer
    x = 4,940,517.84

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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.