Home / 31,711,858.67-43,765,995.36-17,776,977.42

Finding the Fourth Proportional to 31,711,858.67, 43,765,995.36 and 17,776,977.42

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Solution

The fourth proportional to 31,711,858.67, 43,765,995.36 and 17,776,977.42 is: 24,534,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,711,858.67 : 43,765,995.36 = 17,776,977.42 : x
  2. Step 2: Convert to fraction form
    31,711,858.67/43,765,995.36 = 17,776,977.42/x
  3. Step 3: Cross multiply
    31,711,858.67x = 43,765,995.36 × 17,776,977.42
  4. Step 4: Simplify right side
    31,711,858.67x = 778,027,111,278,544.88
  5. Step 5: Solve for x
    x = 778,027,111,278,544.88/31,711,858.67
  6. Step 6: Final answer
    x = 24,534,263.96

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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.