Finding the Fourth Proportional to 10,319,773.60, 14,241,458.10 and 5,673,755.08
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Solution
The fourth proportional to 10,319,773.60, 14,241,458.10 and 5,673,755.08 is: 7,829,875.77
Step by Step Solution
- Step 1: Write the proportion equation
10,319,773.60 : 14,241,458.10 = 5,673,755.08 : x - Step 2: Convert to fraction form
10,319,773.60/14,241,458.10 = 5,673,755.08/x - Step 3: Cross multiply
10,319,773.60x = 14,241,458.10 × 5,673,755.08 - Step 4: Simplify right side
10,319,773.60x = 80,802,545,241,482.14 - Step 5: Solve for x
x = 80,802,545,241,482.14/10,319,773.60 - Step 6: Final answer
x = 7,829,875.77
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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.