Home / 33,153,705.81-45,420,738.99-31,911,114

Finding the Fourth Proportional to 33,153,705.81, 45,420,738.99 and 31,911,114

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Solution

The fourth proportional to 33,153,705.81, 45,420,738.99 and 31,911,114 is: 43,718,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153,705.81 : 45,420,738.99 = 31,911,114 : x
  2. Step 2: Convert to fraction form
    33,153,705.81/45,420,738.99 = 31,911,114/x
  3. Step 3: Cross multiply
    33,153,705.81x = 45,420,738.99 × 31,911,114
  4. Step 4: Simplify right side
    33,153,705.81x = 1,449,426,379,874,135
  5. Step 5: Solve for x
    x = 1,449,426,379,874,135/33,153,705.81
  6. Step 6: Final answer
    x = 43,718,382.14

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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.