Home / 19,708,806.06-27,000,614.07-18,971,951.07

Finding the Fourth Proportional to 19,708,806.06, 27,000,614.07 and 18,971,951.07

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Solution

The fourth proportional to 19,708,806.06, 27,000,614.07 and 18,971,951.07 is: 25,991,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708,806.06 : 27,000,614.07 = 18,971,951.07 : x
  2. Step 2: Convert to fraction form
    19,708,806.06/27,000,614.07 = 18,971,951.07/x
  3. Step 3: Cross multiply
    19,708,806.06x = 27,000,614.07 × 18,971,951.07
  4. Step 4: Simplify right side
    19,708,806.06x = 512,254,328,995,993.56
  5. Step 5: Solve for x
    x = 512,254,328,995,993.56/19,708,806.06
  6. Step 6: Final answer
    x = 25,991,139.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.