Home / 19,708,463.33-27,000,143.71-18,971,607.14

Finding the Fourth Proportional to 19,708,463.33, 27,000,143.71 and 18,971,607.14

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Solution

The fourth proportional to 19,708,463.33, 27,000,143.71 and 18,971,607.14 is: 25,990,667.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708,463.33 : 27,000,143.71 = 18,971,607.14 : x
  2. Step 2: Convert to fraction form
    19,708,463.33/27,000,143.71 = 18,971,607.14/x
  3. Step 3: Cross multiply
    19,708,463.33x = 27,000,143.71 × 18,971,607.14
  4. Step 4: Simplify right side
    19,708,463.33x = 512,236,119,078,375.94
  5. Step 5: Solve for x
    x = 512,236,119,078,375.94/19,708,463.33
  6. Step 6: Final answer
    x = 25,990,667.59

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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.