Home / 30,613,486.21-42,246,248.94-16,674,797.54

Finding the Fourth Proportional to 30,613,486.21, 42,246,248.94 and 16,674,797.54

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Solution

The fourth proportional to 30,613,486.21, 42,246,248.94 and 16,674,797.54 is: 23,011,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,613,486.21 : 42,246,248.94 = 16,674,797.54 : x
  2. Step 2: Convert to fraction form
    30,613,486.21/42,246,248.94 = 16,674,797.54/x
  3. Step 3: Cross multiply
    30,613,486.21x = 42,246,248.94 × 16,674,797.54
  4. Step 4: Simplify right side
    30,613,486.21x = 704,447,647,898,939.50
  5. Step 5: Solve for x
    x = 704,447,647,898,939.50/30,613,486.21
  6. Step 6: Final answer
    x = 23,011,023.41

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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.