Finding the Fourth Proportional to 11,653,702.32, 16,092,263.86 and 7,310,254.70
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Solution
The fourth proportional to 11,653,702.32, 16,092,263.86 and 7,310,254.70 is: 10,094,521.40
Step by Step Solution
- Step 1: Write the proportion equation
11,653,702.32 : 16,092,263.86 = 7,310,254.70 : x - Step 2: Convert to fraction form
11,653,702.32/16,092,263.86 = 7,310,254.70/x - Step 3: Cross multiply
11,653,702.32x = 16,092,263.86 × 7,310,254.70 - Step 4: Simplify right side
11,653,702.32x = 117,638,547,516,205.14 - Step 5: Solve for x
x = 117,638,547,516,205.14/11,653,702.32 - Step 6: Final answer
x = 10,094,521.40
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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.