Home / 18,960,941.88-26,165,987.82-10,812,004.92

Finding the Fourth Proportional to 18,960,941.88, 26,165,987.82 and 10,812,004.92

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Solution

The fourth proportional to 18,960,941.88, 26,165,987.82 and 10,812,004.92 is: 14,920,502.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960,941.88 : 26,165,987.82 = 10,812,004.92 : x
  2. Step 2: Convert to fraction form
    18,960,941.88/26,165,987.82 = 10,812,004.92/x
  3. Step 3: Cross multiply
    18,960,941.88x = 26,165,987.82 × 10,812,004.92
  4. Step 4: Simplify right side
    18,960,941.88x = 282,906,789,046,500.06
  5. Step 5: Solve for x
    x = 282,906,789,046,500.06/18,960,941.88
  6. Step 6: Final answer
    x = 14,920,502.94

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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.