Home / 31,636,946.36-43,658,407.98-17,885,914.68

Finding the Fourth Proportional to 31,636,946.36, 43,658,407.98 and 17,885,914.68

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Solution

The fourth proportional to 31,636,946.36, 43,658,407.98 and 17,885,914.68 is: 24,682,235.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636,946.36 : 43,658,407.98 = 17,885,914.68 : x
  2. Step 2: Convert to fraction form
    31,636,946.36/43,658,407.98 = 17,885,914.68/x
  3. Step 3: Cross multiply
    31,636,946.36x = 43,658,407.98 × 17,885,914.68
  4. Step 4: Simplify right side
    31,636,946.36x = 780,870,560,194,911.12
  5. Step 5: Solve for x
    x = 780,870,560,194,911.12/31,636,946.36
  6. Step 6: Final answer
    x = 24,682,235.49

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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.