Finding the Fourth Proportional to 26,739,128.80, 40,123,595.84 and 14,442,843.84
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Solution
The fourth proportional to 26,739,128.80, 40,123,595.84 and 14,442,843.84 is: 21,672,315.26
Step by Step Solution
- Step 1: Write the proportion equation
26,739,128.80 : 40,123,595.84 = 14,442,843.84 : x - Step 2: Convert to fraction form
26,739,128.80/40,123,595.84 = 14,442,843.84/x - Step 3: Cross multiply
26,739,128.80x = 40,123,595.84 × 14,442,843.84 - Step 4: Simplify right side
26,739,128.80x = 579,498,829,016,393.62 - Step 5: Solve for x
x = 579,498,829,016,393.62/26,739,128.80 - Step 6: Final answer
x = 21,672,315.26
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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.