Home / 18,986,491.94-26,201,484.68-10,284,664.55

Finding the Fourth Proportional to 18,986,491.94, 26,201,484.68 and 10,284,664.55

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Solution

The fourth proportional to 18,986,491.94, 26,201,484.68 and 10,284,664.55 is: 14,192,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,491.94 : 26,201,484.68 = 10,284,664.55 : x
  2. Step 2: Convert to fraction form
    18,986,491.94/26,201,484.68 = 10,284,664.55/x
  3. Step 3: Cross multiply
    18,986,491.94x = 26,201,484.68 × 10,284,664.55
  4. Step 4: Simplify right side
    18,986,491.94x = 269,473,480,463,333.34
  5. Step 5: Solve for x
    x = 269,473,480,463,333.34/18,986,491.94
  6. Step 6: Final answer
    x = 14,192,905.22

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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.