Finding the Fourth Proportional to 19,655,601.36, 29,487,601.35 and 6,876,522.96
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Solution
The fourth proportional to 19,655,601.36, 29,487,601.35 and 6,876,522.96 is: 10,316,253.57
Step by Step Solution
- Step 1: Write the proportion equation
19,655,601.36 : 29,487,601.35 = 6,876,522.96 : x - Step 2: Convert to fraction form
19,655,601.36/29,487,601.35 = 6,876,522.96/x - Step 3: Cross multiply
19,655,601.36x = 29,487,601.35 × 6,876,522.96 - Step 4: Simplify right side
19,655,601.36x = 202,772,167,718,602 - Step 5: Solve for x
x = 202,772,167,718,602/19,655,601.36 - Step 6: Final answer
x = 10,316,253.57
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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.