Home / 74,182,571-102,370,422.96-41,137,487.60

Finding the Fourth Proportional to 74,182,571, 102,370,422.96 and 41,137,487.60

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Solution

The fourth proportional to 74,182,571, 102,370,422.96 and 41,137,487.60 is: 56,768,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,182,571 : 102,370,422.96 = 41,137,487.60 : x
  2. Step 2: Convert to fraction form
    74,182,571/102,370,422.96 = 41,137,487.60/x
  3. Step 3: Cross multiply
    74,182,571x = 102,370,422.96 × 41,137,487.60
  4. Step 4: Simplify right side
    74,182,571x = 4,211,262,005,123,755
  5. Step 5: Solve for x
    x = 4,211,262,005,123,755/74,182,571
  6. Step 6: Final answer
    x = 56,768,887.20

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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.