Home / 33,153,706.81-45,420,740.36-31,911,115

Finding the Fourth Proportional to 33,153,706.81, 45,420,740.36 and 31,911,115

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Solution

The fourth proportional to 33,153,706.81, 45,420,740.36 and 31,911,115 is: 43,718,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153,706.81 : 45,420,740.36 = 31,911,115 : x
  2. Step 2: Convert to fraction form
    33,153,706.81/45,420,740.36 = 31,911,115/x
  3. Step 3: Cross multiply
    33,153,706.81x = 45,420,740.36 × 31,911,115
  4. Step 4: Simplify right side
    33,153,706.81x = 1,449,426,469,013,101.50
  5. Step 5: Solve for x
    x = 1,449,426,469,013,101.50/33,153,706.81
  6. Step 6: Final answer
    x = 43,718,383.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.