Finding the Fourth Proportional to 16,045,130.44, 22,142,117.19 and 8,702,805.88
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Solution
The fourth proportional to 16,045,130.44, 22,142,117.19 and 8,702,805.88 is: 12,009,783.80
Step by Step Solution
- Step 1: Write the proportion equation
16,045,130.44 : 22,142,117.19 = 8,702,805.88 : x - Step 2: Convert to fraction form
16,045,130.44/22,142,117.19 = 8,702,805.88/x - Step 3: Cross multiply
16,045,130.44x = 22,142,117.19 × 8,702,805.88 - Step 4: Simplify right side
16,045,130.44x = 192,698,547,676,781.09 - Step 5: Solve for x
x = 192,698,547,676,781.09/16,045,130.44 - Step 6: Final answer
x = 12,009,783.80
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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.