Finding the Fourth Proportional to 19,248,557.92, 28,874,611.76 and 6,294,775.81
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Solution
The fourth proportional to 19,248,557.92, 28,874,611.76 and 6,294,775.81 is: 9,442,744.14
Step by Step Solution
- Step 1: Write the proportion equation
19,248,557.92 : 28,874,611.76 = 6,294,775.81 : x - Step 2: Convert to fraction form
19,248,557.92/28,874,611.76 = 6,294,775.81/x - Step 3: Cross multiply
19,248,557.92x = 28,874,611.76 × 6,294,775.81 - Step 4: Simplify right side
19,248,557.92x = 181,759,207,552,374.50 - Step 5: Solve for x
x = 181,759,207,552,374.50/19,248,557.92 - Step 6: Final answer
x = 9,442,744.14
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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.