Home / 29,211,433.80-40,301,987.58-16,821,260.16

Finding the Fourth Proportional to 29,211,433.80, 40,301,987.58 and 16,821,260.16

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Solution

The fourth proportional to 29,211,433.80, 40,301,987.58 and 16,821,260.16 is: 23,207,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211,433.80 : 40,301,987.58 = 16,821,260.16 : x
  2. Step 2: Convert to fraction form
    29,211,433.80/40,301,987.58 = 16,821,260.16/x
  3. Step 3: Cross multiply
    29,211,433.80x = 40,301,987.58 × 16,821,260.16
  4. Step 4: Simplify right side
    29,211,433.80x = 677,930,218,048,268.75
  5. Step 5: Solve for x
    x = 677,930,218,048,268.75/29,211,433.80
  6. Step 6: Final answer
    x = 23,207,700.88

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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.