Finding the Fourth Proportional to 26,261,292.66, 36,234,201.30 and 15,394,177.14
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Solution
The fourth proportional to 26,261,292.66, 36,234,201.30 and 15,394,177.14 is: 21,240,223.04
Step by Step Solution
- Step 1: Write the proportion equation
26,261,292.66 : 36,234,201.30 = 15,394,177.14 : x - Step 2: Convert to fraction form
26,261,292.66/36,234,201.30 = 15,394,177.14/x - Step 3: Cross multiply
26,261,292.66x = 36,234,201.30 × 15,394,177.14 - Step 4: Simplify right side
26,261,292.66x = 557,795,713,338,618.25 - Step 5: Solve for x
x = 557,795,713,338,618.25/26,261,292.66 - Step 6: Final answer
x = 21,240,223.04
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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.