Home / 13,247,426.94-19,856,859.30-6,409,552.74

Finding the Fourth Proportional to 13,247,426.94, 19,856,859.30 and 6,409,552.74

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Solution

The fourth proportional to 13,247,426.94, 19,856,859.30 and 6,409,552.74 is: 9,607,419.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,426.94 : 19,856,859.30 = 6,409,552.74 : x
  2. Step 2: Convert to fraction form
    13,247,426.94/19,856,859.30 = 6,409,552.74/x
  3. Step 3: Cross multiply
    13,247,426.94x = 19,856,859.30 × 6,409,552.74
  4. Step 4: Simplify right side
    13,247,426.94x = 127,273,586,934,109.48
  5. Step 5: Solve for x
    x = 127,273,586,934,109.48/13,247,426.94
  6. Step 6: Final answer
    x = 9,607,419.43

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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.