Finding the Fourth Proportional to 8,886,366.48, 13,329,106.80 and 3,129,384.24
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Solution
The fourth proportional to 8,886,366.48, 13,329,106.80 and 3,129,384.24 is: 4,693,920.38
Step by Step Solution
- Step 1: Write the proportion equation
8,886,366.48 : 13,329,106.80 = 3,129,384.24 : x - Step 2: Convert to fraction form
8,886,366.48/13,329,106.80 = 3,129,384.24/x - Step 3: Cross multiply
8,886,366.48x = 13,329,106.80 × 3,129,384.24 - Step 4: Simplify right side
8,886,366.48x = 41,711,896,753,196.84 - Step 5: Solve for x
x = 41,711,896,753,196.84/8,886,366.48 - Step 6: Final answer
x = 4,693,920.38
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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.