Home / 13,608,005.70-20,412,008.55-4,632,557.70

Finding the Fourth Proportional to 13,608,005.70, 20,412,008.55 and 4,632,557.70

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Solution

The fourth proportional to 13,608,005.70, 20,412,008.55 and 4,632,557.70 is: 6,948,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,005.70 : 20,412,008.55 = 4,632,557.70 : x
  2. Step 2: Convert to fraction form
    13,608,005.70/20,412,008.55 = 4,632,557.70/x
  3. Step 3: Cross multiply
    13,608,005.70x = 20,412,008.55 × 4,632,557.70
  4. Step 4: Simplify right side
    13,608,005.70x = 94,559,807,380,768.34
  5. Step 5: Solve for x
    x = 94,559,807,380,768.34/13,608,005.70
  6. Step 6: Final answer
    x = 6,948,836.55

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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.