Finding the Fourth Proportional to 16,460,039.84, 22,715,036.66 and 9,117,985.44
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Solution
The fourth proportional to 16,460,039.84, 22,715,036.66 and 9,117,985.44 is: 12,582,920.55
Step by Step Solution
- Step 1: Write the proportion equation
16,460,039.84 : 22,715,036.66 = 9,117,985.44 : x - Step 2: Convert to fraction form
16,460,039.84/22,715,036.66 = 9,117,985.44/x - Step 3: Cross multiply
16,460,039.84x = 22,715,036.66 × 9,117,985.44 - Step 4: Simplify right side
16,460,039.84x = 207,115,373,534,946.22 - Step 5: Solve for x
x = 207,115,373,534,946.22/16,460,039.84 - Step 6: Final answer
x = 12,582,920.55
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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.