Finding the Fourth Proportional to 11,006,248.62, 15,185,216.88 and 6,358,337.46
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Solution
The fourth proportional to 11,006,248.62, 15,185,216.88 and 6,358,337.46 is: 8,772,537.92
Step by Step Solution
- Step 1: Write the proportion equation
11,006,248.62 : 15,185,216.88 = 6,358,337.46 : x - Step 2: Convert to fraction form
11,006,248.62/15,185,216.88 = 6,358,337.46/x - Step 3: Cross multiply
11,006,248.62x = 15,185,216.88 × 6,358,337.46 - Step 4: Simplify right side
11,006,248.62x = 96,552,733,326,328.33 - Step 5: Solve for x
x = 96,552,733,326,328.33/11,006,248.62 - Step 6: Final answer
x = 8,772,537.92
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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.