Home / 29,211,430.80-40,301,983.44-16,821,257.16

Finding the Fourth Proportional to 29,211,430.80, 40,301,983.44 and 16,821,257.16

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Solution

The fourth proportional to 29,211,430.80, 40,301,983.44 and 16,821,257.16 is: 23,207,696.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211,430.80 : 40,301,983.44 = 16,821,257.16 : x
  2. Step 2: Convert to fraction form
    29,211,430.80/40,301,983.44 = 16,821,257.16/x
  3. Step 3: Cross multiply
    29,211,430.80x = 40,301,983.44 × 16,821,257.16
  4. Step 4: Simplify right side
    29,211,430.80x = 677,930,027,502,301.38
  5. Step 5: Solve for x
    x = 677,930,027,502,301.38/29,211,430.80
  6. Step 6: Final answer
    x = 23,207,696.75

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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.