Finding the Fourth Proportional to 8,944,927.68, 12,343,947.84 and 4,870,536.96
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Solution
The fourth proportional to 8,944,927.68, 12,343,947.84 and 4,870,536.96 is: 6,721,312.50
Step by Step Solution
- Step 1: Write the proportion equation
8,944,927.68 : 12,343,947.84 = 4,870,536.96 : x - Step 2: Convert to fraction form
8,944,927.68/12,343,947.84 = 4,870,536.96/x - Step 3: Cross multiply
8,944,927.68x = 12,343,947.84 × 4,870,536.96 - Step 4: Simplify right side
8,944,927.68x = 60,121,654,187,032.16 - Step 5: Solve for x
x = 60,121,654,187,032.16/8,944,927.68 - Step 6: Final answer
x = 6,721,312.50
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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.