Home / 34,005,973.97-51,009,190.45-12,431,700.11

Finding the Fourth Proportional to 34,005,973.97, 51,009,190.45 and 12,431,700.11

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Solution

The fourth proportional to 34,005,973.97, 51,009,190.45 and 12,431,700.11 is: 18,647,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,005,973.97 : 51,009,190.45 = 12,431,700.11 : x
  2. Step 2: Convert to fraction form
    34,005,973.97/51,009,190.45 = 12,431,700.11/x
  3. Step 3: Cross multiply
    34,005,973.97x = 51,009,190.45 × 12,431,700.11
  4. Step 4: Simplify right side
    34,005,973.97x = 634,130,958,242,150.75
  5. Step 5: Solve for x
    x = 634,130,958,242,150.75/34,005,973.97
  6. Step 6: Final answer
    x = 18,647,634.06

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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.