Finding the Fourth Proportional to 12,056,469.08, 16,637,543.51 and 6,899,719.91
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Solution
The fourth proportional to 12,056,469.08, 16,637,543.51 and 6,899,719.91 is: 9,521,393.82
Step by Step Solution
- Step 1: Write the proportion equation
12,056,469.08 : 16,637,543.51 = 6,899,719.91 : x - Step 2: Convert to fraction form
12,056,469.08/16,637,543.51 = 6,899,719.91/x - Step 3: Cross multiply
12,056,469.08x = 16,637,543.51 × 6,899,719.91 - Step 4: Simplify right side
12,056,469.08x = 114,794,390,091,751.98 - Step 5: Solve for x
x = 114,794,390,091,751.98/12,056,469.08 - Step 6: Final answer
x = 9,521,393.82
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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.