Home / 19,952,894.69-27,535,811.06-12,608,047.57

Finding the Fourth Proportional to 19,952,894.69, 27,535,811.06 and 12,608,047.57

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Solution

The fourth proportional to 19,952,894.69, 27,535,811.06 and 12,608,047.57 is: 17,399,621.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952,894.69 : 27,535,811.06 = 12,608,047.57 : x
  2. Step 2: Convert to fraction form
    19,952,894.69/27,535,811.06 = 12,608,047.57/x
  3. Step 3: Cross multiply
    19,952,894.69x = 27,535,811.06 × 12,608,047.57
  4. Step 4: Simplify right side
    19,952,894.69x = 347,172,815,723,012.12
  5. Step 5: Solve for x
    x = 347,172,815,723,012.12/19,952,894.69
  6. Step 6: Final answer
    x = 17,399,621.51

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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.