Finding the Fourth Proportional to 11,989,726.64, 16,545,811.08 and 6,483,088.29
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Solution
The fourth proportional to 11,989,726.64, 16,545,811.08 and 6,483,088.29 is: 8,946,655.53
Step by Step Solution
- Step 1: Write the proportion equation
11,989,726.64 : 16,545,811.08 = 6,483,088.29 : x - Step 2: Convert to fraction form
11,989,726.64/16,545,811.08 = 6,483,088.29/x - Step 3: Cross multiply
11,989,726.64x = 16,545,811.08 × 6,483,088.29 - Step 4: Simplify right side
11,989,726.64x = 107,267,954,061,300.25 - Step 5: Solve for x
x = 107,267,954,061,300.25/11,989,726.64 - Step 6: Final answer
x = 8,946,655.53
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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.