Home / 27,917,127.90-41,875,706.43-8,749,377.81

Finding the Fourth Proportional to 27,917,127.90, 41,875,706.43 and 8,749,377.81

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Solution

The fourth proportional to 27,917,127.90, 41,875,706.43 and 8,749,377.81 is: 13,124,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917,127.90 : 41,875,706.43 = 8,749,377.81 : x
  2. Step 2: Convert to fraction form
    27,917,127.90/41,875,706.43 = 8,749,377.81/x
  3. Step 3: Cross multiply
    27,917,127.90x = 41,875,706.43 × 8,749,377.81
  4. Step 4: Simplify right side
    27,917,127.90x = 366,386,376,616,716.31
  5. Step 5: Solve for x
    x = 366,386,376,616,716.31/27,917,127.90
  6. Step 6: Final answer
    x = 13,124,071.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.