Finding the Fourth Proportional to 68,744,842.30, 94,865,990.61 and 37,805,011.66
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Solution
The fourth proportional to 68,744,842.30, 94,865,990.61 and 37,805,011.66 is: 52,169,875.75
Step by Step Solution
- Step 1: Write the proportion equation
68,744,842.30 : 94,865,990.61 = 37,805,011.66 : x - Step 2: Convert to fraction form
68,744,842.30/94,865,990.61 = 37,805,011.66/x - Step 3: Cross multiply
68,744,842.30x = 94,865,990.61 × 37,805,011.66 - Step 4: Simplify right side
68,744,842.30x = 3,586,409,881,148,500 - Step 5: Solve for x
x = 3,586,409,881,148,500/68,744,842.30 - Step 6: Final answer
x = 52,169,875.75
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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.