Home / 18,534,861.10-27,804,916.05-5,754,033.10

Finding the Fourth Proportional to 18,534,861.10, 27,804,916.05 and 5,754,033.10

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Solution

The fourth proportional to 18,534,861.10, 27,804,916.05 and 5,754,033.10 is: 8,631,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,861.10 : 27,804,916.05 = 5,754,033.10 : x
  2. Step 2: Convert to fraction form
    18,534,861.10/27,804,916.05 = 5,754,033.10/x
  3. Step 3: Cross multiply
    18,534,861.10x = 27,804,916.05 × 5,754,033.10
  4. Step 4: Simplify right side
    18,534,861.10x = 159,990,407,294,421.25
  5. Step 5: Solve for x
    x = 159,990,407,294,421.25/18,534,861.10
  6. Step 6: Final answer
    x = 8,631,864.38

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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.