Finding the Fourth Proportional to 26,377,490.61, 39,514,732.05 and 18,178,668.18
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Solution
The fourth proportional to 26,377,490.61, 39,514,732.05 and 18,178,668.18 is: 27,232,507.17
Step by Step Solution
- Step 1: Write the proportion equation
26,377,490.61 : 39,514,732.05 = 18,178,668.18 : x - Step 2: Convert to fraction form
26,377,490.61/39,514,732.05 = 18,178,668.18/x - Step 3: Cross multiply
26,377,490.61x = 39,514,732.05 × 18,178,668.18 - Step 4: Simplify right side
26,377,490.61x = 718,325,202,158,561.12 - Step 5: Solve for x
x = 718,325,202,158,561.12/26,377,490.61 - Step 6: Final answer
x = 27,232,507.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.