Finding the Fourth Proportional to 27,163,569.17, 40,762,113.09 and 12,587,771.82
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Solution
The fourth proportional to 27,163,569.17, 40,762,113.09 and 12,587,771.82 is: 18,889,424.12
Step by Step Solution
- Step 1: Write the proportion equation
27,163,569.17 : 40,762,113.09 = 12,587,771.82 : x - Step 2: Convert to fraction form
27,163,569.17/40,762,113.09 = 12,587,771.82/x - Step 3: Cross multiply
27,163,569.17x = 40,762,113.09 × 12,587,771.82 - Step 4: Simplify right side
27,163,569.17x = 513,104,178,477,955.19 - Step 5: Solve for x
x = 513,104,178,477,955.19/27,163,569.17 - Step 6: Final answer
x = 18,889,424.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.