Finding the Fourth Proportional to 42,916,859.87, 59,226,824.05 and 24,585,688.31
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Solution
The fourth proportional to 42,916,859.87, 59,226,824.05 and 24,585,688.31 is: 33,929,142.07
Step by Step Solution
- Step 1: Write the proportion equation
42,916,859.87 : 59,226,824.05 = 24,585,688.31 : x - Step 2: Convert to fraction form
42,916,859.87/59,226,824.05 = 24,585,688.31/x - Step 3: Cross multiply
42,916,859.87x = 59,226,824.05 × 24,585,688.31 - Step 4: Simplify right side
42,916,859.87x = 1,456,132,235,684,511.75 - Step 5: Solve for x
x = 1,456,132,235,684,511.75/42,916,859.87 - Step 6: Final answer
x = 33,929,142.07
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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.