Home / 38,062,405.72-52,526,177.63-20,658,757.33

Finding the Fourth Proportional to 38,062,405.72, 52,526,177.63 and 20,658,757.33

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Solution

The fourth proportional to 38,062,405.72, 52,526,177.63 and 20,658,757.33 is: 28,509,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062,405.72 : 52,526,177.63 = 20,658,757.33 : x
  2. Step 2: Convert to fraction form
    38,062,405.72/52,526,177.63 = 20,658,757.33/x
  3. Step 3: Cross multiply
    38,062,405.72x = 52,526,177.63 × 20,658,757.33
  4. Step 4: Simplify right side
    38,062,405.72x = 1,085,125,557,130,644.50
  5. Step 5: Solve for x
    x = 1,085,125,557,130,644.50/38,062,405.72
  6. Step 6: Final answer
    x = 28,509,116.45

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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.