Home / 35,381,286.45-48,828,185.04-21,256,792.98

Finding the Fourth Proportional to 35,381,286.45, 48,828,185.04 and 21,256,792.98

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Solution

The fourth proportional to 35,381,286.45, 48,828,185.04 and 21,256,792.98 is: 29,335,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,381,286.45 : 48,828,185.04 = 21,256,792.98 : x
  2. Step 2: Convert to fraction form
    35,381,286.45/48,828,185.04 = 21,256,792.98/x
  3. Step 3: Cross multiply
    35,381,286.45x = 48,828,185.04 × 21,256,792.98
  4. Step 4: Simplify right side
    35,381,286.45x = 1,037,930,620,984,413
  5. Step 5: Solve for x
    x = 1,037,930,620,984,413/35,381,286.45
  6. Step 6: Final answer
    x = 29,335,581.75

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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.