Finding the Fourth Proportional to 21,516,225.92, 32,279,060.64 and 6,371,334.08
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Solution
The fourth proportional to 21,516,225.92, 32,279,060.64 and 6,371,334.08 is: 9,558,399.32
Step by Step Solution
- Step 1: Write the proportion equation
21,516,225.92 : 32,279,060.64 = 6,371,334.08 : x - Step 2: Convert to fraction form
21,516,225.92/32,279,060.64 = 6,371,334.08/x - Step 3: Cross multiply
21,516,225.92x = 32,279,060.64 × 6,371,334.08 - Step 4: Simplify right side
21,516,225.92x = 205,660,679,126,018.62 - Step 5: Solve for x
x = 205,660,679,126,018.62/21,516,225.92 - Step 6: Final answer
x = 9,558,399.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.