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Finding the Fourth Proportional to 9,191,796.84, 13,789,762.68 and 2,802,695.04

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Solution

The fourth proportional to 9,191,796.84, 13,789,762.68 and 2,802,695.04 is: 4,204,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,796.84 : 13,789,762.68 = 2,802,695.04 : x
  2. Step 2: Convert to fraction form
    9,191,796.84/13,789,762.68 = 2,802,695.04/x
  3. Step 3: Cross multiply
    9,191,796.84x = 13,789,762.68 × 2,802,695.04
  4. Step 4: Simplify right side
    9,191,796.84x = 38,648,499,466,013.11
  5. Step 5: Solve for x
    x = 38,648,499,466,013.11/9,191,796.84
  6. Step 6: Final answer
    x = 4,204,672.94

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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.