Finding the Fourth Proportional to 19,642,240.32, 29,413,053.33 and 16,395,705.91
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Solution
The fourth proportional to 19,642,240.32, 29,413,053.33 and 16,395,705.91 is: 24,551,566.65
Step by Step Solution
- Step 1: Write the proportion equation
19,642,240.32 : 29,413,053.33 = 16,395,705.91 : x - Step 2: Convert to fraction form
19,642,240.32/29,413,053.33 = 16,395,705.91/x - Step 3: Cross multiply
19,642,240.32x = 29,413,053.33 × 16,395,705.91 - Step 4: Simplify right side
19,642,240.32x = 482,247,772,313,826.12 - Step 5: Solve for x
x = 482,247,772,313,826.12/19,642,240.32 - Step 6: Final answer
x = 24,551,566.65
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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.