Home / 40,001,562.05-55,202,157.45-21,666,847.55

Finding the Fourth Proportional to 40,001,562.05, 55,202,157.45 and 21,666,847.55

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Solution

The fourth proportional to 40,001,562.05, 55,202,157.45 and 21,666,847.55 is: 29,900,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001,562.05 : 55,202,157.45 = 21,666,847.55 : x
  2. Step 2: Convert to fraction form
    40,001,562.05/55,202,157.45 = 21,666,847.55/x
  3. Step 3: Cross multiply
    40,001,562.05x = 55,202,157.45 × 21,666,847.55
  4. Step 4: Simplify right side
    40,001,562.05x = 1,196,056,729,624,236
  5. Step 5: Solve for x
    x = 1,196,056,729,624,236/40,001,562.05
  6. Step 6: Final answer
    x = 29,900,250.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.