Home / 13,901,122.70-20,853,652.35-4,315,501.70

Finding the Fourth Proportional to 13,901,122.70, 20,853,652.35 and 4,315,501.70

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Solution

The fourth proportional to 13,901,122.70, 20,853,652.35 and 4,315,501.70 is: 6,473,863.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,122.70 : 20,853,652.35 = 4,315,501.70 : x
  2. Step 2: Convert to fraction form
    13,901,122.70/20,853,652.35 = 4,315,501.70/x
  3. Step 3: Cross multiply
    13,901,122.70x = 20,853,652.35 × 4,315,501.70
  4. Step 4: Simplify right side
    13,901,122.70x = 89,993,972,167,634
  5. Step 5: Solve for x
    x = 89,993,972,167,634/13,901,122.70
  6. Step 6: Final answer
    x = 6,473,863.59

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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.