Home / 51,259,417.20-76,943,159.28-50,102,649.72

Finding the Fourth Proportional to 51,259,417.20, 76,943,159.28 and 50,102,649.72

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Solution

The fourth proportional to 51,259,417.20, 76,943,159.28 and 50,102,649.72 is: 75,206,788.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,259,417.20 : 76,943,159.28 = 50,102,649.72 : x
  2. Step 2: Convert to fraction form
    51,259,417.20/76,943,159.28 = 50,102,649.72/x
  3. Step 3: Cross multiply
    51,259,417.20x = 76,943,159.28 × 50,102,649.72
  4. Step 4: Simplify right side
    51,259,417.20x = 3,855,056,157,756,007.50
  5. Step 5: Solve for x
    x = 3,855,056,157,756,007.50/51,259,417.20
  6. Step 6: Final answer
    x = 75,206,788.69

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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.