Home / 18,986,491.50-26,201,484.08-10,284,664.11

Finding the Fourth Proportional to 18,986,491.50, 26,201,484.08 and 10,284,664.11

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Solution

The fourth proportional to 18,986,491.50, 26,201,484.08 and 10,284,664.11 is: 14,192,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,491.50 : 26,201,484.08 = 10,284,664.11 : x
  2. Step 2: Convert to fraction form
    18,986,491.50/26,201,484.08 = 10,284,664.11/x
  3. Step 3: Cross multiply
    18,986,491.50x = 26,201,484.08 × 10,284,664.11
  4. Step 4: Simplify right side
    18,986,491.50x = 269,473,462,894,889.03
  5. Step 5: Solve for x
    x = 269,473,462,894,889.03/18,986,491.50
  6. Step 6: Final answer
    x = 14,192,904.62

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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.