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Finding the Fourth Proportional to 7,259,338.34, 10,889,007.82 and 2,710,742.30

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Solution

The fourth proportional to 7,259,338.34, 10,889,007.82 and 2,710,742.30 is: 4,066,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259,338.34 : 10,889,007.82 = 2,710,742.30 : x
  2. Step 2: Convert to fraction form
    7,259,338.34/10,889,007.82 = 2,710,742.30/x
  3. Step 3: Cross multiply
    7,259,338.34x = 10,889,007.82 × 2,710,742.30
  4. Step 4: Simplify right side
    7,259,338.34x = 29,517,294,102,704.79
  5. Step 5: Solve for x
    x = 29,517,294,102,704.79/7,259,338.34
  6. Step 6: Final answer
    x = 4,066,113.57

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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.