Finding the Fourth Proportional to 10,841,985.60, 14,962,409.28 and 6,490,229.82
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Solution
The fourth proportional to 10,841,985.60, 14,962,409.28 and 6,490,229.82 is: 8,956,798.00
Step by Step Solution
- Step 1: Write the proportion equation
10,841,985.60 : 14,962,409.28 = 6,490,229.82 : x - Step 2: Convert to fraction form
10,841,985.60/14,962,409.28 = 6,490,229.82/x - Step 3: Cross multiply
10,841,985.60x = 14,962,409.28 × 6,490,229.82 - Step 4: Simplify right side
10,841,985.60x = 97,109,474,888,100.73 - Step 5: Solve for x
x = 97,109,474,888,100.73/10,841,985.60 - Step 6: Final answer
x = 8,956,798.00
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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.