Finding the Fourth Proportional to 41,122,443.36, 56,749,307.84 and 22,788,035.04
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Solution
The fourth proportional to 41,122,443.36, 56,749,307.84 and 22,788,035.04 is: 31,447,674.55
Step by Step Solution
- Step 1: Write the proportion equation
41,122,443.36 : 56,749,307.84 = 22,788,035.04 : x - Step 2: Convert to fraction form
41,122,443.36/56,749,307.84 = 22,788,035.04/x - Step 3: Cross multiply
41,122,443.36x = 56,749,307.84 × 22,788,035.04 - Step 4: Simplify right side
41,122,443.36x = 1,293,205,215,553,666.75 - Step 5: Solve for x
x = 1,293,205,215,553,666.75/41,122,443.36 - Step 6: Final answer
x = 31,447,674.55
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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.