Home / 20,426,741.64-28,188,055.26-11,134,107.24

Finding the Fourth Proportional to 20,426,741.64, 28,188,055.26 and 11,134,107.24

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Solution

The fourth proportional to 20,426,741.64, 28,188,055.26 and 11,134,107.24 is: 15,364,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,426,741.64 : 28,188,055.26 = 11,134,107.24 : x
  2. Step 2: Convert to fraction form
    20,426,741.64/28,188,055.26 = 11,134,107.24/x
  3. Step 3: Cross multiply
    20,426,741.64x = 28,188,055.26 × 11,134,107.24
  4. Step 4: Simplify right side
    20,426,741.64x = 313,848,830,151,886.12
  5. Step 5: Solve for x
    x = 313,848,830,151,886.12/20,426,741.64
  6. Step 6: Final answer
    x = 15,364,605.66

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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.