Home / 8,989,266.29-13,493,494.76-3,874,220.51

Finding the Fourth Proportional to 8,989,266.29, 13,493,494.76 and 3,874,220.51

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Solution

The fourth proportional to 8,989,266.29, 13,493,494.76 and 3,874,220.51 is: 5,815,466.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,266.29 : 13,493,494.76 = 3,874,220.51 : x
  2. Step 2: Convert to fraction form
    8,989,266.29/13,493,494.76 = 3,874,220.51/x
  3. Step 3: Cross multiply
    8,989,266.29x = 13,493,494.76 × 3,874,220.51
  4. Step 4: Simplify right side
    8,989,266.29x = 52,276,774,063,930.95
  5. Step 5: Solve for x
    x = 52,276,774,063,930.95/8,989,266.29
  6. Step 6: Final answer
    x = 5,815,466.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.