Home / 20,950,877.16-31,427,644.04-6,574,512.36

Finding the Fourth Proportional to 20,950,877.16, 31,427,644.04 and 6,574,512.36

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Solution

The fourth proportional to 20,950,877.16, 31,427,644.04 and 6,574,512.36 is: 9,862,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,877.16 : 31,427,644.04 = 6,574,512.36 : x
  2. Step 2: Convert to fraction form
    20,950,877.16/31,427,644.04 = 6,574,512.36/x
  3. Step 3: Cross multiply
    20,950,877.16x = 31,427,644.04 × 6,574,512.36
  4. Step 4: Simplify right side
    20,950,877.16x = 206,621,434,186,660.34
  5. Step 5: Solve for x
    x = 206,621,434,186,660.34/20,950,877.16
  6. Step 6: Final answer
    x = 9,862,185.37

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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.