Home / 38,266,614.18-52,807,890.36-20,862,954.78

Finding the Fourth Proportional to 38,266,614.18, 52,807,890.36 and 20,862,954.78

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Solution

The fourth proportional to 38,266,614.18, 52,807,890.36 and 20,862,954.78 is: 28,790,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,266,614.18 : 52,807,890.36 = 20,862,954.78 : x
  2. Step 2: Convert to fraction form
    38,266,614.18/52,807,890.36 = 20,862,954.78/x
  3. Step 3: Cross multiply
    38,266,614.18x = 52,807,890.36 × 20,862,954.78
  4. Step 4: Simplify right side
    38,266,614.18x = 1,101,728,628,607,878
  5. Step 5: Solve for x
    x = 1,101,728,628,607,878/38,266,614.18
  6. Step 6: Final answer
    x = 28,790,857.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.