Home / 18,039,541.61-27,056,431.98-5,257,056.35

Finding the Fourth Proportional to 18,039,541.61, 27,056,431.98 and 5,257,056.35

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Solution

The fourth proportional to 18,039,541.61, 27,056,431.98 and 5,257,056.35 is: 7,884,745.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039,541.61 : 27,056,431.98 = 5,257,056.35 : x
  2. Step 2: Convert to fraction form
    18,039,541.61/27,056,431.98 = 5,257,056.35/x
  3. Step 3: Cross multiply
    18,039,541.61x = 27,056,431.98 × 5,257,056.35
  4. Step 4: Simplify right side
    18,039,541.61x = 142,237,187,413,519.91
  5. Step 5: Solve for x
    x = 142,237,187,413,519.91/18,039,541.61
  6. Step 6: Final answer
    x = 7,884,745.11

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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.