Home / 20,671,227.75-31,000,228.98-6,835,616.34

Finding the Fourth Proportional to 20,671,227.75, 31,000,228.98 and 6,835,616.34

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Solution

The fourth proportional to 20,671,227.75, 31,000,228.98 and 6,835,616.34 is: 10,251,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,671,227.75 : 31,000,228.98 = 6,835,616.34 : x
  2. Step 2: Convert to fraction form
    20,671,227.75/31,000,228.98 = 6,835,616.34/x
  3. Step 3: Cross multiply
    20,671,227.75x = 31,000,228.98 × 6,835,616.34
  4. Step 4: Simplify right side
    20,671,227.75x = 211,905,671,759,429.53
  5. Step 5: Solve for x
    x = 211,905,671,759,429.53/20,671,227.75
  6. Step 6: Final answer
    x = 10,251,237.82

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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.