Home / 20,823,324.55-31,237,893.16-8,690,006.77

Finding the Fourth Proportional to 20,823,324.55, 31,237,893.16 and 8,690,006.77

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Solution

The fourth proportional to 20,823,324.55, 31,237,893.16 and 8,690,006.77 is: 13,036,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,823,324.55 : 31,237,893.16 = 8,690,006.77 : x
  2. Step 2: Convert to fraction form
    20,823,324.55/31,237,893.16 = 8,690,006.77/x
  3. Step 3: Cross multiply
    20,823,324.55x = 31,237,893.16 × 8,690,006.77
  4. Step 4: Simplify right side
    20,823,324.55x = 271,457,502,941,116.94
  5. Step 5: Solve for x
    x = 271,457,502,941,116.94/20,823,324.55
  6. Step 6: Final answer
    x = 13,036,223.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.