Finding the Fourth Proportional to 39,889,635.19, 59,711,731.70 and 26,026,743.72
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Solution
The fourth proportional to 39,889,635.19, 59,711,731.70 and 26,026,743.72 is: 38,960,043.90
Step by Step Solution
- Step 1: Write the proportion equation
39,889,635.19 : 59,711,731.70 = 26,026,743.72 : x - Step 2: Convert to fraction form
39,889,635.19/59,711,731.70 = 26,026,743.72/x - Step 3: Cross multiply
39,889,635.19x = 59,711,731.70 × 26,026,743.72 - Step 4: Simplify right side
39,889,635.19x = 1,554,101,938,033,300 - Step 5: Solve for x
x = 1,554,101,938,033,300/39,889,635.19 - Step 6: Final answer
x = 38,960,043.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.