Finding the Fourth Proportional to 9,073,826.82, 12,521,811.47 and 4,943,844.99
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Solution
The fourth proportional to 9,073,826.82, 12,521,811.47 and 4,943,844.99 is: 6,822,468.19
Step by Step Solution
- Step 1: Write the proportion equation
9,073,826.82 : 12,521,811.47 = 4,943,844.99 : x - Step 2: Convert to fraction form
9,073,826.82/12,521,811.47 = 4,943,844.99/x - Step 3: Cross multiply
9,073,826.82x = 12,521,811.47 × 4,943,844.99 - Step 4: Simplify right side
9,073,826.82x = 61,905,894,876,964.81 - Step 5: Solve for x
x = 61,905,894,876,964.81/9,073,826.82 - Step 6: Final answer
x = 6,822,468.19
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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.