Finding the Fourth Proportional to 72,517,594.97, 108,710,771.94 and 26,448,663.11
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Solution
The fourth proportional to 72,517,594.97, 108,710,771.94 and 26,448,663.11 is: 39,649,061.50
Step by Step Solution
- Step 1: Write the proportion equation
72,517,594.97 : 108,710,771.94 = 26,448,663.11 : x - Step 2: Convert to fraction form
72,517,594.97/108,710,771.94 = 26,448,663.11/x - Step 3: Cross multiply
72,517,594.97x = 108,710,771.94 × 26,448,663.11 - Step 4: Simplify right side
72,517,594.97x = 2,875,254,582,925,547.50 - Step 5: Solve for x
x = 2,875,254,582,925,547.50/72,517,594.97 - Step 6: Final answer
x = 39,649,061.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.