Home / 36,782,012.80-50,760,752.40-20,484,488.80

Finding the Fourth Proportional to 36,782,012.80, 50,760,752.40 and 20,484,488.80

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Solution

The fourth proportional to 36,782,012.80, 50,760,752.40 and 20,484,488.80 is: 28,269,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782,012.80 : 50,760,752.40 = 20,484,488.80 : x
  2. Step 2: Convert to fraction form
    36,782,012.80/50,760,752.40 = 20,484,488.80/x
  3. Step 3: Cross multiply
    36,782,012.80x = 50,760,752.40 × 20,484,488.80
  4. Step 4: Simplify right side
    36,782,012.80x = 1,039,808,064,017,373.12
  5. Step 5: Solve for x
    x = 1,039,808,064,017,373.12/36,782,012.80
  6. Step 6: Final answer
    x = 28,269,471.54

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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.