Finding the Fourth Proportional to 19,797,888.51, 29,696,888.12 and 6,153,030.11
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Solution
The fourth proportional to 19,797,888.51, 29,696,888.12 and 6,153,030.11 is: 9,229,562.37
Step by Step Solution
- Step 1: Write the proportion equation
19,797,888.51 : 29,696,888.12 = 6,153,030.11 : x - Step 2: Convert to fraction form
19,797,888.51/29,696,888.12 = 6,153,030.11/x - Step 3: Cross multiply
19,797,888.51x = 29,696,888.12 × 6,153,030.11 - Step 4: Simplify right side
19,797,888.51x = 182,725,846,819,138.34 - Step 5: Solve for x
x = 182,725,846,819,138.34/19,797,888.51 - Step 6: Final answer
x = 9,229,562.37
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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.