Home / 22,625,543.10-31,238,870.49-21,180,023.58

Finding the Fourth Proportional to 22,625,543.10, 31,238,870.49 and 21,180,023.58

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Solution

The fourth proportional to 22,625,543.10, 31,238,870.49 and 21,180,023.58 is: 29,243,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625,543.10 : 31,238,870.49 = 21,180,023.58 : x
  2. Step 2: Convert to fraction form
    22,625,543.10/31,238,870.49 = 21,180,023.58/x
  3. Step 3: Cross multiply
    22,625,543.10x = 31,238,870.49 × 21,180,023.58
  4. Step 4: Simplify right side
    22,625,543.10x = 661,640,013,590,766.12
  5. Step 5: Solve for x
    x = 661,640,013,590,766.12/22,625,543.10
  6. Step 6: Final answer
    x = 29,243,055.54

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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.