Home / 5,031,516.78-6,943,607.10-2,855,856.42

Finding the Fourth Proportional to 5,031,516.78, 6,943,607.10 and 2,855,856.42

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Solution

The fourth proportional to 5,031,516.78, 6,943,607.10 and 2,855,856.42 is: 3,941,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031,516.78 : 6,943,607.10 = 2,855,856.42 : x
  2. Step 2: Convert to fraction form
    5,031,516.78/6,943,607.10 = 2,855,856.42/x
  3. Step 3: Cross multiply
    5,031,516.78x = 6,943,607.10 × 2,855,856.42
  4. Step 4: Simplify right side
    5,031,516.78x = 19,829,944,914,492.58
  5. Step 5: Solve for x
    x = 19,829,944,914,492.58/5,031,516.78
  6. Step 6: Final answer
    x = 3,941,146.53

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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.