Finding the Fourth Proportional to 26,381,525.94, 39,572,304.84 and 7,210,841.22
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Solution
The fourth proportional to 26,381,525.94, 39,572,304.84 and 7,210,841.22 is: 10,816,266.18
Step by Step Solution
- Step 1: Write the proportion equation
26,381,525.94 : 39,572,304.84 = 7,210,841.22 : x - Step 2: Convert to fraction form
26,381,525.94/39,572,304.84 = 7,210,841.22/x - Step 3: Cross multiply
26,381,525.94x = 39,572,304.84 × 7,210,841.22 - Step 4: Simplify right side
26,381,525.94x = 285,349,606,910,677.50 - Step 5: Solve for x
x = 285,349,606,910,677.50/26,381,525.94 - Step 6: Final answer
x = 10,816,266.18
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1.5x scale
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.