Finding the Fourth Proportional to 19,825,070.43, 29,737,564.76 and 11,185,248.81
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Solution
The fourth proportional to 19,825,070.43, 29,737,564.76 and 11,185,248.81 is: 16,777,850.15
Step by Step Solution
- Step 1: Write the proportion equation
19,825,070.43 : 29,737,564.76 = 11,185,248.81 : x - Step 2: Convert to fraction form
19,825,070.43/29,737,564.76 = 11,185,248.81/x - Step 3: Cross multiply
19,825,070.43x = 29,737,564.76 × 11,185,248.81 - Step 4: Simplify right side
19,825,070.43x = 332,622,060,844,088 - Step 5: Solve for x
x = 332,622,060,844,088/19,825,070.43 - Step 6: Final answer
x = 16,777,850.15
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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.