Finding the Fourth Proportional to 10,721,108.16, 14,789,142 and 6,588,271.08
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Solution
The fourth proportional to 10,721,108.16, 14,789,142 and 6,588,271.08 is: 9,088,134.83
Step by Step Solution
- Step 1: Write the proportion equation
10,721,108.16 : 14,789,142 = 6,588,271.08 : x - Step 2: Convert to fraction form
10,721,108.16/14,789,142 = 6,588,271.08/x - Step 3: Cross multiply
10,721,108.16x = 14,789,142 × 6,588,271.08 - Step 4: Simplify right side
10,721,108.16x = 97,434,876,536,613.36 - Step 5: Solve for x
x = 97,434,876,536,613.36/10,721,108.16 - Step 6: Final answer
x = 9,088,134.83
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1.5x scale
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.