Home / 20,185,363.68-30,233,750.63-16,687,459.64

Finding the Fourth Proportional to 20,185,363.68, 30,233,750.63 and 16,687,459.64

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Solution

The fourth proportional to 20,185,363.68, 30,233,750.63 and 16,687,459.64 is: 24,994,570.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,363.68 : 30,233,750.63 = 16,687,459.64 : x
  2. Step 2: Convert to fraction form
    20,185,363.68/30,233,750.63 = 16,687,459.64/x
  3. Step 3: Cross multiply
    20,185,363.68x = 30,233,750.63 × 16,687,459.64
  4. Step 4: Simplify right side
    20,185,363.68x = 504,524,493,169,343.50
  5. Step 5: Solve for x
    x = 504,524,493,169,343.50/20,185,363.68
  6. Step 6: Final answer
    x = 24,994,570.38

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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.