Home / 33,013,633.88-45,527,153.28-21,240,886.52

Finding the Fourth Proportional to 33,013,633.88, 45,527,153.28 and 21,240,886.52

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Solution

The fourth proportional to 33,013,633.88, 45,527,153.28 and 21,240,886.52 is: 29,292,052.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,013,633.88 : 45,527,153.28 = 21,240,886.52 : x
  2. Step 2: Convert to fraction form
    33,013,633.88/45,527,153.28 = 21,240,886.52/x
  3. Step 3: Cross multiply
    33,013,633.88x = 45,527,153.28 × 21,240,886.52
  4. Step 4: Simplify right side
    33,013,633.88x = 967,037,096,399,125.75
  5. Step 5: Solve for x
    x = 967,037,096,399,125.75/33,013,633.88
  6. Step 6: Final answer
    x = 29,292,052.49

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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.