Home / 18,973,346.60-26,227,346.10-16,928,627.96

Finding the Fourth Proportional to 18,973,346.60, 26,227,346.10 and 16,928,627.96

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Solution

The fourth proportional to 18,973,346.60, 26,227,346.10 and 16,928,627.96 is: 23,400,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973,346.60 : 26,227,346.10 = 16,928,627.96 : x
  2. Step 2: Convert to fraction form
    18,973,346.60/26,227,346.10 = 16,928,627.96/x
  3. Step 3: Cross multiply
    18,973,346.60x = 26,227,346.10 × 16,928,627.96
  4. Step 4: Simplify right side
    18,973,346.60x = 443,992,984,505,057
  5. Step 5: Solve for x
    x = 443,992,984,505,057/18,973,346.60
  6. Step 6: Final answer
    x = 23,400,878.82

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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.