Home / 30,790,144.47-42,490,512.00-16,661,330.99

Finding the Fourth Proportional to 30,790,144.47, 42,490,512.00 and 16,661,330.99

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Solution

The fourth proportional to 30,790,144.47, 42,490,512.00 and 16,661,330.99 is: 22,992,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,790,144.47 : 42,490,512.00 = 16,661,330.99 : x
  2. Step 2: Convert to fraction form
    30,790,144.47/42,490,512.00 = 16,661,330.99/x
  3. Step 3: Cross multiply
    30,790,144.47x = 42,490,512.00 × 16,661,330.99
  4. Step 4: Simplify right side
    30,790,144.47x = 707,948,484,505,627.88
  5. Step 5: Solve for x
    x = 707,948,484,505,627.88/30,790,144.47
  6. Step 6: Final answer
    x = 22,992,697.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.