Finding the Fourth Proportional to 15,283,100.68, 21,090,853.98 and 8,756,599.36
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Solution
The fourth proportional to 15,283,100.68, 21,090,853.98 and 8,756,599.36 is: 12,084,207.41
Step by Step Solution
- Step 1: Write the proportion equation
15,283,100.68 : 21,090,853.98 = 8,756,599.36 : x - Step 2: Convert to fraction form
15,283,100.68/21,090,853.98 = 8,756,599.36/x - Step 3: Cross multiply
15,283,100.68x = 21,090,853.98 × 8,756,599.36 - Step 4: Simplify right side
15,283,100.68x = 184,684,158,463,121.44 - Step 5: Solve for x
x = 184,684,158,463,121.44/15,283,100.68 - Step 6: Final answer
x = 12,084,207.41
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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.