Home / 20,019,419.01-29,980,635.66-13,854,124.76

Finding the Fourth Proportional to 20,019,419.01, 29,980,635.66 and 13,854,124.76

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Solution

The fourth proportional to 20,019,419.01, 29,980,635.66 and 13,854,124.76 is: 20,747,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019,419.01 : 29,980,635.66 = 13,854,124.76 : x
  2. Step 2: Convert to fraction form
    20,019,419.01/29,980,635.66 = 13,854,124.76/x
  3. Step 3: Cross multiply
    20,019,419.01x = 29,980,635.66 × 13,854,124.76
  4. Step 4: Simplify right side
    20,019,419.01x = 415,355,466,667,841.81
  5. Step 5: Solve for x
    x = 415,355,466,667,841.81/20,019,419.01
  6. Step 6: Final answer
    x = 20,747,628.41

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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.