Home / 21,911,137.54-30,231,937.29-14,166,861.19

Finding the Fourth Proportional to 21,911,137.54, 30,231,937.29 and 14,166,861.19

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Solution

The fourth proportional to 21,911,137.54, 30,231,937.29 and 14,166,861.19 is: 19,546,756.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911,137.54 : 30,231,937.29 = 14,166,861.19 : x
  2. Step 2: Convert to fraction form
    21,911,137.54/30,231,937.29 = 14,166,861.19/x
  3. Step 3: Cross multiply
    21,911,137.54x = 30,231,937.29 × 14,166,861.19
  4. Step 4: Simplify right side
    21,911,137.54x = 428,291,659,069,760.62
  5. Step 5: Solve for x
    x = 428,291,659,069,760.62/21,911,137.54
  6. Step 6: Final answer
    x = 19,546,756.00

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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.