Home / 15,565,768.60-23,285,667.30-13,676,200.60

Finding the Fourth Proportional to 15,565,768.60, 23,285,667.30 and 13,676,200.60

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Solution

The fourth proportional to 15,565,768.60, 23,285,667.30 and 13,676,200.60 is: 20,458,961.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,768.60 : 23,285,667.30 = 13,676,200.60 : x
  2. Step 2: Convert to fraction form
    15,565,768.60/23,285,667.30 = 13,676,200.60/x
  3. Step 3: Cross multiply
    15,565,768.60x = 23,285,667.30 × 13,676,200.60
  4. Step 4: Simplify right side
    15,565,768.60x = 318,459,457,099,660.38
  5. Step 5: Solve for x
    x = 318,459,457,099,660.38/15,565,768.60
  6. Step 6: Final answer
    x = 20,458,961.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.