Finding the Fourth Proportional to 66,125,032.16, 91,246,279.92 and 36,752,876.96
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Solution
The fourth proportional to 66,125,032.16, 91,246,279.92 and 36,752,876.96 is: 50,715,488.36
Step by Step Solution
- Step 1: Write the proportion equation
66,125,032.16 : 91,246,279.92 = 36,752,876.96 : x - Step 2: Convert to fraction form
66,125,032.16/91,246,279.92 = 36,752,876.96/x - Step 3: Cross multiply
66,125,032.16x = 91,246,279.92 × 36,752,876.96 - Step 4: Simplify right side
66,125,032.16x = 3,353,563,298,957,479 - Step 5: Solve for x
x = 3,353,563,298,957,479/66,125,032.16 - Step 6: Final answer
x = 50,715,488.36
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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.