Home / 30,474,139.44-42,055,525.48-16,723,595.68

Finding the Fourth Proportional to 30,474,139.44, 42,055,525.48 and 16,723,595.68

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Solution

The fourth proportional to 30,474,139.44, 42,055,525.48 and 16,723,595.68 is: 23,079,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,474,139.44 : 42,055,525.48 = 16,723,595.68 : x
  2. Step 2: Convert to fraction form
    30,474,139.44/42,055,525.48 = 16,723,595.68/x
  3. Step 3: Cross multiply
    30,474,139.44x = 42,055,525.48 × 16,723,595.68
  4. Step 4: Simplify right side
    30,474,139.44x = 703,319,604,237,457.88
  5. Step 5: Solve for x
    x = 703,319,604,237,457.88/30,474,139.44
  6. Step 6: Final answer
    x = 23,079,227.74

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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.