Finding the Fourth Proportional to 10,368,098.70, 15,547,482.45 and 3,976,226.70
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Solution
The fourth proportional to 10,368,098.70, 15,547,482.45 and 3,976,226.70 is: 5,962,550.77
Step by Step Solution
- Step 1: Write the proportion equation
10,368,098.70 : 15,547,482.45 = 3,976,226.70 : x - Step 2: Convert to fraction form
10,368,098.70/15,547,482.45 = 3,976,226.70/x - Step 3: Cross multiply
10,368,098.70x = 15,547,482.45 × 3,976,226.70 - Step 4: Simplify right side
10,368,098.70x = 61,820,314,835,471.41 - Step 5: Solve for x
x = 61,820,314,835,471.41/10,368,098.70 - Step 6: Final answer
x = 5,962,550.77
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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.