Home / 50,688,020.80-76,032,031.20-49,568,276.80

Finding the Fourth Proportional to 50,688,020.80, 76,032,031.20 and 49,568,276.80

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Solution

The fourth proportional to 50,688,020.80, 76,032,031.20 and 49,568,276.80 is: 74,352,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,020.80 : 76,032,031.20 = 49,568,276.80 : x
  2. Step 2: Convert to fraction form
    50,688,020.80/76,032,031.20 = 49,568,276.80/x
  3. Step 3: Cross multiply
    50,688,020.80x = 76,032,031.20 × 49,568,276.80
  4. Step 4: Simplify right side
    50,688,020.80x = 3,768,776,768,187,836
  5. Step 5: Solve for x
    x = 3,768,776,768,187,836/50,688,020.80
  6. Step 6: Final answer
    x = 74,352,415.20

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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.