Home / 31,636,943.36-43,658,403.84-17,885,911.68

Finding the Fourth Proportional to 31,636,943.36, 43,658,403.84 and 17,885,911.68

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Solution

The fourth proportional to 31,636,943.36, 43,658,403.84 and 17,885,911.68 is: 24,682,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636,943.36 : 43,658,403.84 = 17,885,911.68 : x
  2. Step 2: Convert to fraction form
    31,636,943.36/43,658,403.84 = 17,885,911.68/x
  3. Step 3: Cross multiply
    31,636,943.36x = 43,658,403.84 × 17,885,911.68
  4. Step 4: Simplify right side
    31,636,943.36x = 780,870,355,172,012.88
  5. Step 5: Solve for x
    x = 780,870,355,172,012.88/31,636,943.36
  6. Step 6: Final answer
    x = 24,682,231.35

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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.