Finding the Fourth Proportional to 14,273,052.54, 19,696,830.90 and 7,746,681.24
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Solution
The fourth proportional to 14,273,052.54, 19,696,830.90 and 7,746,681.24 is: 10,690,430.09
Step by Step Solution
- Step 1: Write the proportion equation
14,273,052.54 : 19,696,830.90 = 7,746,681.24 : x - Step 2: Convert to fraction form
14,273,052.54/19,696,830.90 = 7,746,681.24/x - Step 3: Cross multiply
14,273,052.54x = 19,696,830.90 × 7,746,681.24 - Step 4: Simplify right side
14,273,052.54x = 152,585,070,420,482.31 - Step 5: Solve for x
x = 152,585,070,420,482.31/14,273,052.54 - Step 6: Final answer
x = 10,690,430.09
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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.