Home / 19,822,856.85-27,360,570.86-13,545,926.28

Finding the Fourth Proportional to 19,822,856.85, 27,360,570.86 and 13,545,926.28

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Solution

The fourth proportional to 19,822,856.85, 27,360,570.86 and 13,545,926.28 is: 18,696,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822,856.85 : 27,360,570.86 = 13,545,926.28 : x
  2. Step 2: Convert to fraction form
    19,822,856.85/27,360,570.86 = 13,545,926.28/x
  3. Step 3: Cross multiply
    19,822,856.85x = 27,360,570.86 × 13,545,926.28
  4. Step 4: Simplify right side
    19,822,856.85x = 370,624,275,965,418.44
  5. Step 5: Solve for x
    x = 370,624,275,965,418.44/19,822,856.85
  6. Step 6: Final answer
    x = 18,696,814.43

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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.