Home / 31,855,963.02-43,964,600.22-19,473,305.70

Finding the Fourth Proportional to 31,855,963.02, 43,964,600.22 and 19,473,305.70

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Solution

The fourth proportional to 31,855,963.02, 43,964,600.22 and 19,473,305.70 is: 26,875,222.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855,963.02 : 43,964,600.22 = 19,473,305.70 : x
  2. Step 2: Convert to fraction form
    31,855,963.02/43,964,600.22 = 19,473,305.70/x
  3. Step 3: Cross multiply
    31,855,963.02x = 43,964,600.22 × 19,473,305.70
  4. Step 4: Simplify right side
    31,855,963.02x = 856,136,100,062,347.25
  5. Step 5: Solve for x
    x = 856,136,100,062,347.25/31,855,963.02
  6. Step 6: Final answer
    x = 26,875,222.69

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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.