Home / 14,395,065.08-19,865,190.75-7,868,720.39

Finding the Fourth Proportional to 14,395,065.08, 19,865,190.75 and 7,868,720.39

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Solution

The fourth proportional to 14,395,065.08, 19,865,190.75 and 7,868,720.39 is: 10,858,834.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395,065.08 : 19,865,190.75 = 7,868,720.39 : x
  2. Step 2: Convert to fraction form
    14,395,065.08/19,865,190.75 = 7,868,720.39/x
  3. Step 3: Cross multiply
    14,395,065.08x = 19,865,190.75 × 7,868,720.39
  4. Step 4: Simplify right side
    14,395,065.08x = 156,313,631,505,764.38
  5. Step 5: Solve for x
    x = 156,313,631,505,764.38/14,395,065.08
  6. Step 6: Final answer
    x = 10,858,834.65

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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.