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Finding the Fourth Proportional to 9,859,633.42, 14,789,751.42 and 3,382,617.90

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Solution

The fourth proportional to 9,859,633.42, 14,789,751.42 and 3,382,617.90 is: 5,074,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859,633.42 : 14,789,751.42 = 3,382,617.90 : x
  2. Step 2: Convert to fraction form
    9,859,633.42/14,789,751.42 = 3,382,617.90/x
  3. Step 3: Cross multiply
    9,859,633.42x = 14,789,751.42 × 3,382,617.90
  4. Step 4: Simplify right side
    9,859,633.42x = 50,028,077,889,842.41
  5. Step 5: Solve for x
    x = 50,028,077,889,842.41/9,859,633.42
  6. Step 6: Final answer
    x = 5,074,030.22

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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.