Finding the Fourth Proportional to 19,804,713.18, 29,707,484.49 and 6,341,502.30
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Solution
The fourth proportional to 19,804,713.18, 29,707,484.49 and 6,341,502.30 is: 9,512,386.24
Step by Step Solution
- Step 1: Write the proportion equation
19,804,713.18 : 29,707,484.49 = 6,341,502.30 : x - Step 2: Convert to fraction form
19,804,713.18/29,707,484.49 = 6,341,502.30/x - Step 3: Cross multiply
19,804,713.18x = 29,707,484.49 × 6,341,502.30 - Step 4: Simplify right side
19,804,713.18x = 188,390,081,220,549.31 - Step 5: Solve for x
x = 188,390,081,220,549.31/19,804,713.18 - Step 6: Final answer
x = 9,512,386.24
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.