Home / 36,153,910.87-49,899,638.60-21,477,730.26

Finding the Fourth Proportional to 36,153,910.87, 49,899,638.60 and 21,477,730.26

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Solution

The fourth proportional to 36,153,910.87, 49,899,638.60 and 21,477,730.26 is: 29,643,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153,910.87 : 49,899,638.60 = 21,477,730.26 : x
  2. Step 2: Convert to fraction form
    36,153,910.87/49,899,638.60 = 21,477,730.26/x
  3. Step 3: Cross multiply
    36,153,910.87x = 49,899,638.60 × 21,477,730.26
  4. Step 4: Simplify right side
    36,153,910.87x = 1,071,730,977,922,284.12
  5. Step 5: Solve for x
    x = 1,071,730,977,922,284.12/36,153,910.87
  6. Step 6: Final answer
    x = 29,643,569.73

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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.