Home / 19,474,794.71-29,214,849.74-8,112,586.13

Finding the Fourth Proportional to 19,474,794.71, 29,214,849.74 and 8,112,586.13

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Solution

The fourth proportional to 19,474,794.71, 29,214,849.74 and 8,112,586.13 is: 12,169,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474,794.71 : 29,214,849.74 = 8,112,586.13 : x
  2. Step 2: Convert to fraction form
    19,474,794.71/29,214,849.74 = 8,112,586.13/x
  3. Step 3: Cross multiply
    19,474,794.71x = 29,214,849.74 × 8,112,586.13
  4. Step 4: Simplify right side
    19,474,794.71x = 237,007,984,604,120.94
  5. Step 5: Solve for x
    x = 237,007,984,604,120.94/19,474,794.71
  6. Step 6: Final answer
    x = 12,169,986.29

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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.