Home / 36,153,909.87-49,899,637.22-21,477,729.26

Finding the Fourth Proportional to 36,153,909.87, 49,899,637.22 and 21,477,729.26

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Solution

The fourth proportional to 36,153,909.87, 49,899,637.22 and 21,477,729.26 is: 29,643,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153,909.87 : 49,899,637.22 = 21,477,729.26 : x
  2. Step 2: Convert to fraction form
    36,153,909.87/49,899,637.22 = 21,477,729.26/x
  3. Step 3: Cross multiply
    36,153,909.87x = 49,899,637.22 × 21,477,729.26
  4. Step 4: Simplify right side
    36,153,909.87x = 1,071,730,898,383,379.12
  5. Step 5: Solve for x
    x = 1,071,730,898,383,379.12/36,153,909.87
  6. Step 6: Final answer
    x = 29,643,568.35

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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.