Finding the Fourth Proportional to 16,316,835.27, 22,517,277.60 and 8,975,420.70
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Solution
The fourth proportional to 16,316,835.27, 22,517,277.60 and 8,975,420.70 is: 12,386,105.28
Step by Step Solution
- Step 1: Write the proportion equation
16,316,835.27 : 22,517,277.60 = 8,975,420.70 : x - Step 2: Convert to fraction form
16,316,835.27/22,517,277.60 = 8,975,420.70/x - Step 3: Cross multiply
16,316,835.27x = 22,517,277.60 × 8,975,420.70 - Step 4: Simplify right side
16,316,835.27x = 202,102,039,478,686.31 - Step 5: Solve for x
x = 202,102,039,478,686.31/16,316,835.27 - Step 6: Final answer
x = 12,386,105.28
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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.