Home / 11,880,515.28-17,828,269.50-5,057,077.56

Finding the Fourth Proportional to 11,880,515.28, 17,828,269.50 and 5,057,077.56

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Solution

The fourth proportional to 11,880,515.28, 17,828,269.50 and 5,057,077.56 is: 7,588,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,515.28 : 17,828,269.50 = 5,057,077.56 : x
  2. Step 2: Convert to fraction form
    11,880,515.28/17,828,269.50 = 5,057,077.56/x
  3. Step 3: Cross multiply
    11,880,515.28x = 17,828,269.50 × 5,057,077.56
  4. Step 4: Simplify right side
    11,880,515.28x = 90,158,941,622,082.41
  5. Step 5: Solve for x
    x = 90,158,941,622,082.41/11,880,515.28
  6. Step 6: Final answer
    x = 7,588,807.35

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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.