Home / 9,214,936.85-12,719,142.09-5,348,703.56

Finding the Fourth Proportional to 9,214,936.85, 12,719,142.09 and 5,348,703.56

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Solution

The fourth proportional to 9,214,936.85, 12,719,142.09 and 5,348,703.56 is: 7,382,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,936.85 : 12,719,142.09 = 5,348,703.56 : x
  2. Step 2: Convert to fraction form
    9,214,936.85/12,719,142.09 = 5,348,703.56/x
  3. Step 3: Cross multiply
    9,214,936.85x = 12,719,142.09 × 5,348,703.56
  4. Step 4: Simplify right side
    9,214,936.85x = 68,030,920,576,928.84
  5. Step 5: Solve for x
    x = 68,030,920,576,928.84/9,214,936.85
  6. Step 6: Final answer
    x = 7,382,678.98

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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.