Home / 12,348,822.87-18,526,177.17-4,261,868.19

Finding the Fourth Proportional to 12,348,822.87, 18,526,177.17 and 4,261,868.19

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Solution

The fourth proportional to 12,348,822.87, 18,526,177.17 and 4,261,868.19 is: 6,393,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,822.87 : 18,526,177.17 = 4,261,868.19 : x
  2. Step 2: Convert to fraction form
    12,348,822.87/18,526,177.17 = 4,261,868.19/x
  3. Step 3: Cross multiply
    12,348,822.87x = 18,526,177.17 × 4,261,868.19
  4. Step 4: Simplify right side
    12,348,822.87x = 78,956,125,163,127.23
  5. Step 5: Solve for x
    x = 78,956,125,163,127.23/12,348,822.87
  6. Step 6: Final answer
    x = 6,393,817.94

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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.