Finding the Fourth Proportional to 34,805,020.60, 48,030,065.94 and 19,335,143.08
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Solution
The fourth proportional to 34,805,020.60, 48,030,065.94 and 19,335,143.08 is: 26,682,018.31
Step by Step Solution
- Step 1: Write the proportion equation
34,805,020.60 : 48,030,065.94 = 19,335,143.08 : x - Step 2: Convert to fraction form
34,805,020.60/48,030,065.94 = 19,335,143.08/x - Step 3: Cross multiply
34,805,020.60x = 48,030,065.94 × 19,335,143.08 - Step 4: Simplify right side
34,805,020.60x = 928,668,197,091,734.62 - Step 5: Solve for x
x = 928,668,197,091,734.62/34,805,020.60 - Step 6: Final answer
x = 26,682,018.31
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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.