Finding the Fourth Proportional to 27,706,089.24, 38,234,454.96 and 15,482,946.24
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Solution
The fourth proportional to 27,706,089.24, 38,234,454.96 and 15,482,946.24 is: 21,366,494.76
Step by Step Solution
- Step 1: Write the proportion equation
27,706,089.24 : 38,234,454.96 = 15,482,946.24 : x - Step 2: Convert to fraction form
27,706,089.24/38,234,454.96 = 15,482,946.24/x - Step 3: Cross multiply
27,706,089.24x = 38,234,454.96 × 15,482,946.24 - Step 4: Simplify right side
27,706,089.24x = 591,982,010,661,381.38 - Step 5: Solve for x
x = 591,982,010,661,381.38/27,706,089.24 - Step 6: Final answer
x = 21,366,494.76
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1.5x scale
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.