Home / 52,003,932.40-78,015,229.80-21,714,857.20

Finding the Fourth Proportional to 52,003,932.40, 78,015,229.80 and 21,714,857.20

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Solution

The fourth proportional to 52,003,932.40, 78,015,229.80 and 21,714,857.20 is: 32,576,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003,932.40 : 78,015,229.80 = 21,714,857.20 : x
  2. Step 2: Convert to fraction form
    52,003,932.40/78,015,229.80 = 21,714,857.20/x
  3. Step 3: Cross multiply
    52,003,932.40x = 78,015,229.80 × 21,714,857.20
  4. Step 4: Simplify right side
    52,003,932.40x = 1,694,089,574,532,184.50
  5. Step 5: Solve for x
    x = 1,694,089,574,532,184.50/52,003,932.40
  6. Step 6: Final answer
    x = 32,576,182.15

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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.