Home / 20,893,373.16-28,831,449.88-11,600,462.94

Finding the Fourth Proportional to 20,893,373.16, 28,831,449.88 and 11,600,462.94

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Solution

The fourth proportional to 20,893,373.16, 28,831,449.88 and 11,600,462.94 is: 16,007,858.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,893,373.16 : 28,831,449.88 = 11,600,462.94 : x
  2. Step 2: Convert to fraction form
    20,893,373.16/28,831,449.88 = 11,600,462.94/x
  3. Step 3: Cross multiply
    20,893,373.16x = 28,831,449.88 × 11,600,462.94
  4. Step 4: Simplify right side
    20,893,373.16x = 334,458,165,839,407.44
  5. Step 5: Solve for x
    x = 334,458,165,839,407.44/20,893,373.16
  6. Step 6: Final answer
    x = 16,007,858.73

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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.