Home / 19,704,570.51-27,211,086.32-18,631,074.03

Finding the Fourth Proportional to 19,704,570.51, 27,211,086.32 and 18,631,074.03

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Solution

The fourth proportional to 19,704,570.51, 27,211,086.32 and 18,631,074.03 is: 25,728,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704,570.51 : 27,211,086.32 = 18,631,074.03 : x
  2. Step 2: Convert to fraction form
    19,704,570.51/27,211,086.32 = 18,631,074.03/x
  3. Step 3: Cross multiply
    19,704,570.51x = 27,211,086.32 × 18,631,074.03
  4. Step 4: Simplify right side
    19,704,570.51x = 506,971,763,571,484.94
  5. Step 5: Solve for x
    x = 506,971,763,571,484.94/19,704,570.51
  6. Step 6: Final answer
    x = 25,728,638.10

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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.