Finding the Fourth Proportional to 16,047,873.08, 22,146,064.84 and 9,172,502.76
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Solution
The fourth proportional to 16,047,873.08, 22,146,064.84 and 9,172,502.76 is: 12,658,053.81
Step by Step Solution
- Step 1: Write the proportion equation
16,047,873.08 : 22,146,064.84 = 9,172,502.76 : x - Step 2: Convert to fraction form
16,047,873.08/22,146,064.84 = 9,172,502.76/x - Step 3: Cross multiply
16,047,873.08x = 22,146,064.84 × 9,172,502.76 - Step 4: Simplify right side
16,047,873.08x = 203,134,840,890,970.22 - Step 5: Solve for x
x = 203,134,840,890,970.22/16,047,873.08 - Step 6: Final answer
x = 12,658,053.81
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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.