Home / 51,365,873.88-70,883,024.94-28,160,491.68

Finding the Fourth Proportional to 51,365,873.88, 70,883,024.94 and 28,160,491.68

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Solution

The fourth proportional to 51,365,873.88, 70,883,024.94 and 28,160,491.68 is: 38,860,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,365,873.88 : 70,883,024.94 = 28,160,491.68 : x
  2. Step 2: Convert to fraction form
    51,365,873.88/70,883,024.94 = 28,160,491.68/x
  3. Step 3: Cross multiply
    51,365,873.88x = 70,883,024.94 × 28,160,491.68
  4. Step 4: Simplify right side
    51,365,873.88x = 1,996,100,834,076,102.50
  5. Step 5: Solve for x
    x = 1,996,100,834,076,102.50/51,365,873.88
  6. Step 6: Final answer
    x = 38,860,447.28

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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.