Home / 31,714,280.64-47,571,395.04-8,995,374.72

Finding the Fourth Proportional to 31,714,280.64, 47,571,395.04 and 8,995,374.72

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Solution

The fourth proportional to 31,714,280.64, 47,571,395.04 and 8,995,374.72 is: 13,493,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,714,280.64 : 47,571,395.04 = 8,995,374.72 : x
  2. Step 2: Convert to fraction form
    31,714,280.64/47,571,395.04 = 8,995,374.72/x
  3. Step 3: Cross multiply
    31,714,280.64x = 47,571,395.04 × 8,995,374.72
  4. Step 4: Simplify right side
    31,714,280.64x = 427,922,524,337,949.44
  5. Step 5: Solve for x
    x = 427,922,524,337,949.44/31,714,280.64
  6. Step 6: Final answer
    x = 13,493,054.73

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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.