Home / 23,181,635.98-31,994,740.83-13,392,449.02

Finding the Fourth Proportional to 23,181,635.98, 31,994,740.83 and 13,392,449.02

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Solution

The fourth proportional to 23,181,635.98, 31,994,740.83 and 13,392,449.02 is: 18,483,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,635.98 : 31,994,740.83 = 13,392,449.02 : x
  2. Step 2: Convert to fraction form
    23,181,635.98/31,994,740.83 = 13,392,449.02/x
  3. Step 3: Cross multiply
    23,181,635.98x = 31,994,740.83 × 13,392,449.02
  4. Step 4: Simplify right side
    23,181,635.98x = 428,487,935,473,887.44
  5. Step 5: Solve for x
    x = 428,487,935,473,887.44/23,181,635.98
  6. Step 6: Final answer
    x = 18,483,938.57

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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.