Home / 30,567,649.07-42,183,629.69-16,629,307.89

Finding the Fourth Proportional to 30,567,649.07, 42,183,629.69 and 16,629,307.89

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Solution

The fourth proportional to 30,567,649.07, 42,183,629.69 and 16,629,307.89 is: 22,948,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567,649.07 : 42,183,629.69 = 16,629,307.89 : x
  2. Step 2: Convert to fraction form
    30,567,649.07/42,183,629.69 = 16,629,307.89/x
  3. Step 3: Cross multiply
    30,567,649.07x = 42,183,629.69 × 16,629,307.89
  4. Step 4: Simplify right side
    30,567,649.07x = 701,484,566,032,755.25
  5. Step 5: Solve for x
    x = 701,484,566,032,755.25/30,567,649.07
  6. Step 6: Final answer
    x = 22,948,593.93

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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.