Home / 5,425,231.40-8,139,207.90-2,393,174.60

Finding the Fourth Proportional to 5,425,231.40, 8,139,207.90 and 2,393,174.60

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Solution

The fourth proportional to 5,425,231.40, 8,139,207.90 and 2,393,174.60 is: 3,590,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,231.40 : 8,139,207.90 = 2,393,174.60 : x
  2. Step 2: Convert to fraction form
    5,425,231.40/8,139,207.90 = 2,393,174.60/x
  3. Step 3: Cross multiply
    5,425,231.40x = 8,139,207.90 × 2,393,174.60
  4. Step 4: Simplify right side
    5,425,231.40x = 19,478,545,610,399.34
  5. Step 5: Solve for x
    x = 19,478,545,610,399.34/5,425,231.40
  6. Step 6: Final answer
    x = 3,590,362.18

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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.