Home / 5,210,139.72-7,805,761.32-5,096,765.64

Finding the Fourth Proportional to 5,210,139.72, 7,805,761.32 and 5,096,765.64

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Solution

The fourth proportional to 5,210,139.72, 7,805,761.32 and 5,096,765.64 is: 7,635,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210,139.72 : 7,805,761.32 = 5,096,765.64 : x
  2. Step 2: Convert to fraction form
    5,210,139.72/7,805,761.32 = 5,096,765.64/x
  3. Step 3: Cross multiply
    5,210,139.72x = 7,805,761.32 × 5,096,765.64
  4. Step 4: Simplify right side
    5,210,139.72x = 39,784,136,089,817.05
  5. Step 5: Solve for x
    x = 39,784,136,089,817.05/5,210,139.72
  6. Step 6: Final answer
    x = 7,635,905.80

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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.