Home / 30,776,268.28-42,471,096.06-16,837,370.88

Finding the Fourth Proportional to 30,776,268.28, 42,471,096.06 and 16,837,370.88

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Solution

The fourth proportional to 30,776,268.28, 42,471,096.06 and 16,837,370.88 is: 23,235,487.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,776,268.28 : 42,471,096.06 = 16,837,370.88 : x
  2. Step 2: Convert to fraction form
    30,776,268.28/42,471,096.06 = 16,837,370.88/x
  3. Step 3: Cross multiply
    30,776,268.28x = 42,471,096.06 × 16,837,370.88
  4. Step 4: Simplify right side
    30,776,268.28x = 715,101,596,042,326.75
  5. Step 5: Solve for x
    x = 715,101,596,042,326.75/30,776,268.28
  6. Step 6: Final answer
    x = 23,235,487.47

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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.