Home / 21,857,228.48-32,783,596.02-7,282,573.86

Finding the Fourth Proportional to 21,857,228.48, 32,783,596.02 and 7,282,573.86

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Solution

The fourth proportional to 21,857,228.48, 32,783,596.02 and 7,282,573.86 is: 10,923,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,857,228.48 : 32,783,596.02 = 7,282,573.86 : x
  2. Step 2: Convert to fraction form
    21,857,228.48/32,783,596.02 = 7,282,573.86/x
  3. Step 3: Cross multiply
    21,857,228.48x = 32,783,596.02 × 7,282,573.86
  4. Step 4: Simplify right side
    21,857,228.48x = 238,748,959,412,052.03
  5. Step 5: Solve for x
    x = 238,748,959,412,052.03/21,857,228.48
  6. Step 6: Final answer
    x = 10,923,112.22

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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.