Home / 30,185,645.32-41,682,086.58-29,209,527.64

Finding the Fourth Proportional to 30,185,645.32, 41,682,086.58 and 29,209,527.64

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Solution

The fourth proportional to 30,185,645.32, 41,682,086.58 and 29,209,527.64 is: 40,334,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,645.32 : 41,682,086.58 = 29,209,527.64 : x
  2. Step 2: Convert to fraction form
    30,185,645.32/41,682,086.58 = 29,209,527.64/x
  3. Step 3: Cross multiply
    30,185,645.32x = 41,682,086.58 × 29,209,527.64
  4. Step 4: Simplify right side
    30,185,645.32x = 1,217,514,060,051,383
  5. Step 5: Solve for x
    x = 1,217,514,060,051,383/30,185,645.32
  6. Step 6: Final answer
    x = 40,334,206.78

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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.