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Finding the Fourth Proportional to 50,615,978.81, 75,936,915.26 and 14,714,186.81

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Solution

The fourth proportional to 50,615,978.81, 75,936,915.26 and 14,714,186.81 is: 22,075,043.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,615,978.81 : 75,936,915.26 = 14,714,186.81 : x
  2. Step 2: Convert to fraction form
    50,615,978.81/75,936,915.26 = 14,714,186.81/x
  3. Step 3: Cross multiply
    50,615,978.81x = 75,936,915.26 × 14,714,186.81
  4. Step 4: Simplify right side
    50,615,978.81x = 1,117,349,957,082,229.38
  5. Step 5: Solve for x
    x = 1,117,349,957,082,229.38/50,615,978.81
  6. Step 6: Final answer
    x = 22,075,043.95

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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.