Finding the Fourth Proportional to 7,832,599.90, 11,746,239.13 and 2,713,835.07
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Solution
The fourth proportional to 7,832,599.90, 11,746,239.13 and 2,713,835.07 is: 4,069,830.72
Step by Step Solution
- Step 1: Write the proportion equation
7,832,599.90 : 11,746,239.13 = 2,713,835.07 : x - Step 2: Convert to fraction form
7,832,599.90/11,746,239.13 = 2,713,835.07/x - Step 3: Cross multiply
7,832,599.90x = 11,746,239.13 × 2,713,835.07 - Step 4: Simplify right side
7,832,599.90x = 31,877,355,691,600.29 - Step 5: Solve for x
x = 31,877,355,691,600.29/7,832,599.90 - Step 6: Final answer
x = 4,069,830.72
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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.