Finding the Fourth Proportional to 26,313,877.08, 36,311,306.84 and 15,299,845.28
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Solution
The fourth proportional to 26,313,877.08, 36,311,306.84 and 15,299,845.28 is: 21,112,714.59
Step by Step Solution
- Step 1: Write the proportion equation
26,313,877.08 : 36,311,306.84 = 15,299,845.28 : x - Step 2: Convert to fraction form
26,313,877.08/36,311,306.84 = 15,299,845.28/x - Step 3: Cross multiply
26,313,877.08x = 36,311,306.84 × 15,299,845.28 - Step 4: Simplify right side
26,313,877.08x = 555,557,376,502,091.75 - Step 5: Solve for x
x = 555,557,376,502,091.75/26,313,877.08 - Step 6: Final answer
x = 21,112,714.59
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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.