Home / 22,476,278.34-31,017,264.21-12,163,001.58

Finding the Fourth Proportional to 22,476,278.34, 31,017,264.21 and 12,163,001.58

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Solution

The fourth proportional to 22,476,278.34, 31,017,264.21 and 12,163,001.58 is: 16,784,942.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,278.34 : 31,017,264.21 = 12,163,001.58 : x
  2. Step 2: Convert to fraction form
    22,476,278.34/31,017,264.21 = 12,163,001.58/x
  3. Step 3: Cross multiply
    22,476,278.34x = 31,017,264.21 × 12,163,001.58
  4. Step 4: Simplify right side
    22,476,278.34x = 377,263,033,593,507.44
  5. Step 5: Solve for x
    x = 377,263,033,593,507.44/22,476,278.34
  6. Step 6: Final answer
    x = 16,784,942.23

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1.5x scale

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.