Finding the Fourth Proportional to 48,636,709.74, 67,112,030.70 and 29,053,441.08
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Solution
The fourth proportional to 48,636,709.74, 67,112,030.70 and 29,053,441.08 is: 40,089,788.97
Step by Step Solution
- Step 1: Write the proportion equation
48,636,709.74 : 67,112,030.70 = 29,053,441.08 : x - Step 2: Convert to fraction form
48,636,709.74/67,112,030.70 = 29,053,441.08/x - Step 3: Cross multiply
48,636,709.74x = 67,112,030.70 × 29,053,441.08 - Step 4: Simplify right side
48,636,709.74x = 1,949,835,429,701,601 - Step 5: Solve for x
x = 1,949,835,429,701,601/48,636,709.74 - Step 6: Final answer
x = 40,089,788.97
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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.