Home / 13,896,800.70-20,853,390.15-5,809,153.20

Finding the Fourth Proportional to 13,896,800.70, 20,853,390.15 and 5,809,153.20

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Solution

The fourth proportional to 13,896,800.70, 20,853,390.15 and 5,809,153.20 is: 8,717,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,800.70 : 20,853,390.15 = 5,809,153.20 : x
  2. Step 2: Convert to fraction form
    13,896,800.70/20,853,390.15 = 5,809,153.20/x
  3. Step 3: Cross multiply
    13,896,800.70x = 20,853,390.15 × 5,809,153.20
  4. Step 4: Simplify right side
    13,896,800.70x = 121,140,538,120,720.97
  5. Step 5: Solve for x
    x = 121,140,538,120,720.97/13,896,800.70
  6. Step 6: Final answer
    x = 8,717,153.01

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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.