Finding the Fourth Proportional to 16,016,307.12, 22,102,394.04 and 8,673,971.40
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Solution
The fourth proportional to 16,016,307.12, 22,102,394.04 and 8,673,971.40 is: 11,970,021.08
Step by Step Solution
- Step 1: Write the proportion equation
16,016,307.12 : 22,102,394.04 = 8,673,971.40 : x - Step 2: Convert to fraction form
16,016,307.12/22,102,394.04 = 8,673,971.40/x - Step 3: Cross multiply
16,016,307.12x = 22,102,394.04 × 8,673,971.40 - Step 4: Simplify right side
16,016,307.12x = 191,715,533,774,490.47 - Step 5: Solve for x
x = 191,715,533,774,490.47/16,016,307.12 - Step 6: Final answer
x = 11,970,021.08
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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.