Home / 27,085,555.98-40,618,886.13-11,931,220.62

Finding the Fourth Proportional to 27,085,555.98, 40,618,886.13 and 11,931,220.62

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Solution

The fourth proportional to 27,085,555.98, 40,618,886.13 and 11,931,220.62 is: 17,892,669.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085,555.98 : 40,618,886.13 = 11,931,220.62 : x
  2. Step 2: Convert to fraction form
    27,085,555.98/40,618,886.13 = 11,931,220.62/x
  3. Step 3: Cross multiply
    27,085,555.98x = 40,618,886.13 × 11,931,220.62
  4. Step 4: Simplify right side
    27,085,555.98x = 484,632,891,755,688
  5. Step 5: Solve for x
    x = 484,632,891,755,688/27,085,555.98
  6. Step 6: Final answer
    x = 17,892,669.14

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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.