Home / 27,204,031.80-40,711,569.30-18,700,975.80

Finding the Fourth Proportional to 27,204,031.80, 40,711,569.30 and 18,700,975.80

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Solution

The fourth proportional to 27,204,031.80, 40,711,569.30 and 18,700,975.80 is: 27,986,516.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,204,031.80 : 40,711,569.30 = 18,700,975.80 : x
  2. Step 2: Convert to fraction form
    27,204,031.80/40,711,569.30 = 18,700,975.80/x
  3. Step 3: Cross multiply
    27,204,031.80x = 40,711,569.30 × 18,700,975.80
  4. Step 4: Simplify right side
    27,204,031.80x = 761,346,072,259,322.88
  5. Step 5: Solve for x
    x = 761,346,072,259,322.88/27,204,031.80
  6. Step 6: Final answer
    x = 27,986,516.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.