Home / 13,741,426.20-20,612,139.30-4,765,978.20

Finding the Fourth Proportional to 13,741,426.20, 20,612,139.30 and 4,765,978.20

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Solution

The fourth proportional to 13,741,426.20, 20,612,139.30 and 4,765,978.20 is: 7,148,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,426.20 : 20,612,139.30 = 4,765,978.20 : x
  2. Step 2: Convert to fraction form
    13,741,426.20/20,612,139.30 = 4,765,978.20/x
  3. Step 3: Cross multiply
    13,741,426.20x = 20,612,139.30 × 4,765,978.20
  4. Step 4: Simplify right side
    13,741,426.20x = 98,237,006,559,163.27
  5. Step 5: Solve for x
    x = 98,237,006,559,163.27/13,741,426.20
  6. Step 6: Final answer
    x = 7,148,967.30

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1.5x scale

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.