Home / 51,288,140.10-70,776,329.94-28,656,697.44

Finding the Fourth Proportional to 51,288,140.10, 70,776,329.94 and 28,656,697.44

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Solution

The fourth proportional to 51,288,140.10, 70,776,329.94 and 28,656,697.44 is: 39,545,514.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,288,140.10 : 70,776,329.94 = 28,656,697.44 : x
  2. Step 2: Convert to fraction form
    51,288,140.10/70,776,329.94 = 28,656,697.44/x
  3. Step 3: Cross multiply
    51,288,140.10x = 70,776,329.94 × 28,656,697.44
  4. Step 4: Simplify right side
    51,288,140.10x = 2,028,215,873,004,193.50
  5. Step 5: Solve for x
    x = 2,028,215,873,004,193.50/51,288,140.10
  6. Step 6: Final answer
    x = 39,545,514.21

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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.