Finding the Fourth Proportional to 26,291,472.77, 36,282,247.79 and 14,689,036.23
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Solution
The fourth proportional to 26,291,472.77, 36,282,247.79 and 14,689,036.23 is: 20,270,878.58
Step by Step Solution
- Step 1: Write the proportion equation
26,291,472.77 : 36,282,247.79 = 14,689,036.23 : x - Step 2: Convert to fraction form
26,291,472.77/36,282,247.79 = 14,689,036.23/x - Step 3: Cross multiply
26,291,472.77x = 36,282,247.79 × 14,689,036.23 - Step 4: Simplify right side
26,291,472.77x = 532,951,252,219,702.19 - Step 5: Solve for x
x = 532,951,252,219,702.19/26,291,472.77 - Step 6: Final answer
x = 20,270,878.58
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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.