Finding the Fourth Proportional to 7,110,204.57, 9,809,290.35 and 4,129,400.52
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Solution
The fourth proportional to 7,110,204.57, 9,809,290.35 and 4,129,400.52 is: 5,696,951.23
Step by Step Solution
- Step 1: Write the proportion equation
7,110,204.57 : 9,809,290.35 = 4,129,400.52 : x - Step 2: Convert to fraction form
7,110,204.57/9,809,290.35 = 4,129,400.52/x - Step 3: Cross multiply
7,110,204.57x = 9,809,290.35 × 4,129,400.52 - Step 4: Simplify right side
7,110,204.57x = 40,506,488,672,120.98 - Step 5: Solve for x
x = 40,506,488,672,120.98/7,110,204.57 - Step 6: Final answer
x = 5,696,951.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.