Home / 30,535,932.24-42,139,114.20-16,784,600.88

Finding the Fourth Proportional to 30,535,932.24, 42,139,114.20 and 16,784,600.88

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Solution

The fourth proportional to 30,535,932.24, 42,139,114.20 and 16,784,600.88 is: 23,162,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,535,932.24 : 42,139,114.20 = 16,784,600.88 : x
  2. Step 2: Convert to fraction form
    30,535,932.24/42,139,114.20 = 16,784,600.88/x
  3. Step 3: Cross multiply
    30,535,932.24x = 42,139,114.20 × 16,784,600.88
  4. Step 4: Simplify right side
    30,535,932.24x = 707,288,213,283,740.50
  5. Step 5: Solve for x
    x = 707,288,213,283,740.50/30,535,932.24
  6. Step 6: Final answer
    x = 23,162,489.61

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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.