Home / 33,119,031.32-45,704,780.26-18,434,857.22

Finding the Fourth Proportional to 33,119,031.32, 45,704,780.26 and 18,434,857.22

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Solution

The fourth proportional to 33,119,031.32, 45,704,780.26 and 18,434,857.22 is: 25,440,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119,031.32 : 45,704,780.26 = 18,434,857.22 : x
  2. Step 2: Convert to fraction form
    33,119,031.32/45,704,780.26 = 18,434,857.22/x
  3. Step 3: Cross multiply
    33,119,031.32x = 45,704,780.26 × 18,434,857.22
  4. Step 4: Simplify right side
    33,119,031.32x = 842,561,098,364,574.38
  5. Step 5: Solve for x
    x = 842,561,098,364,574.38/33,119,031.32
  6. Step 6: Final answer
    x = 25,440,390.76

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Double scale
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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.