Home / 8,301,769.40-12,457,902.90-4,890,049.40

Finding the Fourth Proportional to 8,301,769.40, 12,457,902.90 and 4,890,049.40

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Solution

The fourth proportional to 8,301,769.40, 12,457,902.90 and 4,890,049.40 is: 7,338,165.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,769.40 : 12,457,902.90 = 4,890,049.40 : x
  2. Step 2: Convert to fraction form
    8,301,769.40/12,457,902.90 = 4,890,049.40/x
  3. Step 3: Cross multiply
    8,301,769.40x = 12,457,902.90 × 4,890,049.40
  4. Step 4: Simplify right side
    8,301,769.40x = 60,919,760,601,403.27
  5. Step 5: Solve for x
    x = 60,919,760,601,403.27/8,301,769.40
  6. Step 6: Final answer
    x = 7,338,165.84

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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.