Finding the Fourth Proportional to 14,389,304.93, 19,857,292.35 and 7,862,934.32
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Solution
The fourth proportional to 14,389,304.93, 19,857,292.35 and 7,862,934.32 is: 10,850,877.53
Step by Step Solution
- Step 1: Write the proportion equation
14,389,304.93 : 19,857,292.35 = 7,862,934.32 : x - Step 2: Convert to fraction form
14,389,304.93/19,857,292.35 = 7,862,934.32/x - Step 3: Cross multiply
14,389,304.93x = 19,857,292.35 × 7,862,934.32 - Step 4: Simplify right side
14,389,304.93x = 156,136,585,521,088.47 - Step 5: Solve for x
x = 156,136,585,521,088.47/14,389,304.93 - Step 6: Final answer
x = 10,850,877.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.