Home / 5,031,803.71-6,942,065.61-2,855,086.12

Finding the Fourth Proportional to 5,031,803.71, 6,942,065.61 and 2,855,086.12

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Solution

The fourth proportional to 5,031,803.71, 6,942,065.61 and 2,855,086.12 is: 3,938,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031,803.71 : 6,942,065.61 = 2,855,086.12 : x
  2. Step 2: Convert to fraction form
    5,031,803.71/6,942,065.61 = 2,855,086.12/x
  3. Step 3: Cross multiply
    5,031,803.71x = 6,942,065.61 × 2,855,086.12
  4. Step 4: Simplify right side
    5,031,803.71x = 19,820,195,167,240.34
  5. Step 5: Solve for x
    x = 19,820,195,167,240.34/5,031,803.71
  6. Step 6: Final answer
    x = 3,938,984.17

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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.