Finding the Fourth Proportional to 5,255,525.29, 7,251,252.35 and 3,078,898.35
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Solution
The fourth proportional to 5,255,525.29, 7,251,252.35 and 3,078,898.35 is: 4,248,075.63
Step by Step Solution
- Step 1: Write the proportion equation
5,255,525.29 : 7,251,252.35 = 3,078,898.35 : x - Step 2: Convert to fraction form
5,255,525.29/7,251,252.35 = 3,078,898.35/x - Step 3: Cross multiply
5,255,525.29x = 7,251,252.35 × 3,078,898.35 - Step 4: Simplify right side
5,255,525.29x = 22,325,868,903,545.87 - Step 5: Solve for x
x = 22,325,868,903,545.87/5,255,525.29 - Step 6: Final answer
x = 4,248,075.63
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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.