Home / 49,480,403.10-68,040,818.46-42,942,682.36

Finding the Fourth Proportional to 49,480,403.10, 68,040,818.46 and 42,942,682.36

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Solution

The fourth proportional to 49,480,403.10, 68,040,818.46 and 42,942,682.36 is: 59,050,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480,403.10 : 68,040,818.46 = 42,942,682.36 : x
  2. Step 2: Convert to fraction form
    49,480,403.10/68,040,818.46 = 42,942,682.36/x
  3. Step 3: Cross multiply
    49,480,403.10x = 68,040,818.46 × 42,942,682.36
  4. Step 4: Simplify right side
    49,480,403.10x = 2,921,855,254,642,204
  5. Step 5: Solve for x
    x = 2,921,855,254,642,204/49,480,403.10
  6. Step 6: Final answer
    x = 59,050,756.90

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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.