Finding the Fourth Proportional to 51,389,622.80, 70,917,346.92 and 29,369,857.04
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Solution
The fourth proportional to 51,389,622.80, 70,917,346.92 and 29,369,857.04 is: 40,530,212.66
Step by Step Solution
- Step 1: Write the proportion equation
51,389,622.80 : 70,917,346.92 = 29,369,857.04 : x - Step 2: Convert to fraction form
51,389,622.80/70,917,346.92 = 29,369,857.04/x - Step 3: Cross multiply
51,389,622.80x = 70,917,346.92 × 29,369,857.04 - Step 4: Simplify right side
51,389,622.80x = 2,082,832,340,696,484.25 - Step 5: Solve for x
x = 2,082,832,340,696,484.25/51,389,622.80 - Step 6: Final answer
x = 40,530,212.66
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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.