Finding the Fourth Proportional to 16,338,397.12, 22,547,392.36 and 8,896,467.08
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Solution
The fourth proportional to 16,338,397.12, 22,547,392.36 and 8,896,467.08 is: 12,277,344.74
Step by Step Solution
- Step 1: Write the proportion equation
16,338,397.12 : 22,547,392.36 = 8,896,467.08 : x - Step 2: Convert to fraction form
16,338,397.12/22,547,392.36 = 8,896,467.08/x - Step 3: Cross multiply
16,338,397.12x = 22,547,392.36 × 8,896,467.08 - Step 4: Simplify right side
16,338,397.12x = 200,592,133,870,583.50 - Step 5: Solve for x
x = 200,592,133,870,583.50/16,338,397.12 - Step 6: Final answer
x = 12,277,344.74
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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.