Home / 21,936,586.95-30,272,443.73-12,644,094.27

Finding the Fourth Proportional to 21,936,586.95, 30,272,443.73 and 12,644,094.27

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Solution

The fourth proportional to 21,936,586.95, 30,272,443.73 and 12,644,094.27 is: 17,448,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936,586.95 : 30,272,443.73 = 12,644,094.27 : x
  2. Step 2: Convert to fraction form
    21,936,586.95/30,272,443.73 = 12,644,094.27/x
  3. Step 3: Cross multiply
    21,936,586.95x = 30,272,443.73 × 12,644,094.27
  4. Step 4: Simplify right side
    21,936,586.95x = 382,767,632,242,169.94
  5. Step 5: Solve for x
    x = 382,767,632,242,169.94/21,936,586.95
  6. Step 6: Final answer
    x = 17,448,823.43

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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.