Finding the Fourth Proportional to 26,479,632.84, 39,719,390.82 and 7,048,863.24
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Solution
The fourth proportional to 26,479,632.84, 39,719,390.82 and 7,048,863.24 is: 10,573,279.30
Step by Step Solution
- Step 1: Write the proportion equation
26,479,632.84 : 39,719,390.82 = 7,048,863.24 : x - Step 2: Convert to fraction form
26,479,632.84/39,719,390.82 = 7,048,863.24/x - Step 3: Cross multiply
26,479,632.84x = 39,719,390.82 × 7,048,863.24 - Step 4: Simplify right side
26,479,632.84x = 279,976,553,866,291.47 - Step 5: Solve for x
x = 279,976,553,866,291.47/26,479,632.84 - Step 6: Final answer
x = 10,573,279.30
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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.