Home / 14,022,065.68-21,035,825.44-5,385,534.35

Finding the Fourth Proportional to 14,022,065.68, 21,035,825.44 and 5,385,534.35

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Solution

The fourth proportional to 14,022,065.68, 21,035,825.44 and 5,385,534.35 is: 8,079,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,065.68 : 21,035,825.44 = 5,385,534.35 : x
  2. Step 2: Convert to fraction form
    14,022,065.68/21,035,825.44 = 5,385,534.35/x
  3. Step 3: Cross multiply
    14,022,065.68x = 21,035,825.44 × 5,385,534.35
  4. Step 4: Simplify right side
    14,022,065.68x = 113,289,160,369,080.89
  5. Step 5: Solve for x
    x = 113,289,160,369,080.89/14,022,065.68
  6. Step 6: Final answer
    x = 8,079,348.86

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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.