Home / 20,980,174.67-31,475,301.32-8,026,113.49

Finding the Fourth Proportional to 20,980,174.67, 31,475,301.32 and 8,026,113.49

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Solution

The fourth proportional to 20,980,174.67, 31,475,301.32 and 8,026,113.49 is: 12,041,098.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,980,174.67 : 31,475,301.32 = 8,026,113.49 : x
  2. Step 2: Convert to fraction form
    20,980,174.67/31,475,301.32 = 8,026,113.49/x
  3. Step 3: Cross multiply
    20,980,174.67x = 31,475,301.32 × 8,026,113.49
  4. Step 4: Simplify right side
    20,980,174.67x = 252,624,340,526,266.81
  5. Step 5: Solve for x
    x = 252,624,340,526,266.81/20,980,174.67
  6. Step 6: Final answer
    x = 12,041,098.06

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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.