Home / 14,618,667.78-20,173,516.56-8,092,157.58

Finding the Fourth Proportional to 14,618,667.78, 20,173,516.56 and 8,092,157.58

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Solution

The fourth proportional to 14,618,667.78, 20,173,516.56 and 8,092,157.58 is: 11,167,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,667.78 : 20,173,516.56 = 8,092,157.58 : x
  2. Step 2: Convert to fraction form
    14,618,667.78/20,173,516.56 = 8,092,157.58/x
  3. Step 3: Cross multiply
    14,618,667.78x = 20,173,516.56 × 8,092,157.58
  4. Step 4: Simplify right side
    14,618,667.78x = 163,247,274,946,259.50
  5. Step 5: Solve for x
    x = 163,247,274,946,259.50/14,618,667.78
  6. Step 6: Final answer
    x = 11,167,041.85

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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.