Home / 22,510,046.16-31,064,216.40-13,217,821.71

Finding the Fourth Proportional to 22,510,046.16, 31,064,216.40 and 13,217,821.71

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Solution

The fourth proportional to 22,510,046.16, 31,064,216.40 and 13,217,821.71 is: 18,240,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,510,046.16 : 31,064,216.40 = 13,217,821.71 : x
  2. Step 2: Convert to fraction form
    22,510,046.16/31,064,216.40 = 13,217,821.71/x
  3. Step 3: Cross multiply
    22,510,046.16x = 31,064,216.40 × 13,217,821.71
  4. Step 4: Simplify right side
    22,510,046.16x = 410,601,273,936,058.06
  5. Step 5: Solve for x
    x = 410,601,273,936,058.06/22,510,046.16
  6. Step 6: Final answer
    x = 18,240,801.06

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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.