Home / 36,210,320.24-49,968,720.84-20,530,399.57

Finding the Fourth Proportional to 36,210,320.24, 49,968,720.84 and 20,530,399.57

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Solution

The fourth proportional to 36,210,320.24, 49,968,720.84 and 20,530,399.57 is: 28,331,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210,320.24 : 49,968,720.84 = 20,530,399.57 : x
  2. Step 2: Convert to fraction form
    36,210,320.24/49,968,720.84 = 20,530,399.57/x
  3. Step 3: Cross multiply
    36,210,320.24x = 49,968,720.84 × 20,530,399.57
  4. Step 4: Simplify right side
    36,210,320.24x = 1,025,877,804,846,986.12
  5. Step 5: Solve for x
    x = 1,025,877,804,846,986.12/36,210,320.24
  6. Step 6: Final answer
    x = 28,331,088.98

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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.