Home / 18,187,277.55-27,280,916.33-16,507,661.55

Finding the Fourth Proportional to 18,187,277.55, 27,280,916.33 and 16,507,661.55

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Solution

The fourth proportional to 18,187,277.55, 27,280,916.33 and 16,507,661.55 is: 24,761,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,277.55 : 27,280,916.33 = 16,507,661.55 : x
  2. Step 2: Convert to fraction form
    18,187,277.55/27,280,916.33 = 16,507,661.55/x
  3. Step 3: Cross multiply
    18,187,277.55x = 27,280,916.33 × 16,507,661.55
  4. Step 4: Simplify right side
    18,187,277.55x = 450,344,133,466,969.81
  5. Step 5: Solve for x
    x = 450,344,133,466,969.81/18,187,277.55
  6. Step 6: Final answer
    x = 24,761,492.33

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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.