Home / 20,828,276.08-31,236,380.71-6,254,607.44

Finding the Fourth Proportional to 20,828,276.08, 31,236,380.71 and 6,254,607.44

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Solution

The fourth proportional to 20,828,276.08, 31,236,380.71 and 6,254,607.44 is: 9,380,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,828,276.08 : 31,236,380.71 = 6,254,607.44 : x
  2. Step 2: Convert to fraction form
    20,828,276.08/31,236,380.71 = 6,254,607.44/x
  3. Step 3: Cross multiply
    20,828,276.08x = 31,236,380.71 × 6,254,607.44
  4. Step 4: Simplify right side
    20,828,276.08x = 195,371,299,187,438.50
  5. Step 5: Solve for x
    x = 195,371,299,187,438.50/20,828,276.08
  6. Step 6: Final answer
    x = 9,380,099.36

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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.