Home / 13,698,571.88-18,903,797.52-7,586,869.16

Finding the Fourth Proportional to 13,698,571.88, 18,903,797.52 and 7,586,869.16

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Solution

The fourth proportional to 13,698,571.88, 18,903,797.52 and 7,586,869.16 is: 10,469,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,571.88 : 18,903,797.52 = 7,586,869.16 : x
  2. Step 2: Convert to fraction form
    13,698,571.88/18,903,797.52 = 7,586,869.16/x
  3. Step 3: Cross multiply
    13,698,571.88x = 18,903,797.52 × 7,586,869.16
  4. Step 4: Simplify right side
    13,698,571.88x = 143,420,638,316,853.50
  5. Step 5: Solve for x
    x = 143,420,638,316,853.50/13,698,571.88
  6. Step 6: Final answer
    x = 10,469,751.13

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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.