Finding the Fourth Proportional to 11,331,953.35, 15,626,985.98 and 7,194,802.03
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Solution
The fourth proportional to 11,331,953.35, 15,626,985.98 and 7,194,802.03 is: 9,921,773.14
Step by Step Solution
- Step 1: Write the proportion equation
11,331,953.35 : 15,626,985.98 = 7,194,802.03 : x - Step 2: Convert to fraction form
11,331,953.35/15,626,985.98 = 7,194,802.03/x - Step 3: Cross multiply
11,331,953.35x = 15,626,985.98 × 7,194,802.03 - Step 4: Simplify right side
11,331,953.35x = 112,433,070,376,644.06 - Step 5: Solve for x
x = 112,433,070,376,644.06/11,331,953.35 - Step 6: Final answer
x = 9,921,773.14
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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.