Home / 22,766,193.18-31,427,934.39-13,470,840.54

Finding the Fourth Proportional to 22,766,193.18, 31,427,934.39 and 13,470,840.54

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Solution

The fourth proportional to 22,766,193.18, 31,427,934.39 and 13,470,840.54 is: 18,596,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,766,193.18 : 31,427,934.39 = 13,470,840.54 : x
  2. Step 2: Convert to fraction form
    22,766,193.18/31,427,934.39 = 13,470,840.54/x
  3. Step 3: Cross multiply
    22,766,193.18x = 31,427,934.39 × 13,470,840.54
  4. Step 4: Simplify right side
    22,766,193.18x = 423,360,692,669,272.12
  5. Step 5: Solve for x
    x = 423,360,692,669,272.12/22,766,193.18
  6. Step 6: Final answer
    x = 18,596,024.79

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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.