Home / 38,113,724.48-52,596,825.27-20,710,122.80

Finding the Fourth Proportional to 38,113,724.48, 52,596,825.27 and 20,710,122.80

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Solution

The fourth proportional to 38,113,724.48, 52,596,825.27 and 20,710,122.80 is: 28,579,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,724.48 : 52,596,825.27 = 20,710,122.80 : x
  2. Step 2: Convert to fraction form
    38,113,724.48/52,596,825.27 = 20,710,122.80/x
  3. Step 3: Cross multiply
    38,113,724.48x = 52,596,825.27 × 20,710,122.80
  4. Step 4: Simplify right side
    38,113,724.48x = 1,089,286,710,231,843.25
  5. Step 5: Solve for x
    x = 1,089,286,710,231,843.25/38,113,724.48
  6. Step 6: Final answer
    x = 28,579,907.24

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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.