Home / 18,745,031.42-25,870,536.29-10,485,552.56

Finding the Fourth Proportional to 18,745,031.42, 25,870,536.29 and 10,485,552.56

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Solution

The fourth proportional to 18,745,031.42, 25,870,536.29 and 10,485,552.56 is: 14,471,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,745,031.42 : 25,870,536.29 = 10,485,552.56 : x
  2. Step 2: Convert to fraction form
    18,745,031.42/25,870,536.29 = 10,485,552.56/x
  3. Step 3: Cross multiply
    18,745,031.42x = 25,870,536.29 × 10,485,552.56
  4. Step 4: Simplify right side
    18,745,031.42x = 271,266,868,024,182.41
  5. Step 5: Solve for x
    x = 271,266,868,024,182.41/18,745,031.42
  6. Step 6: Final answer
    x = 14,471,401.08

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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.