Finding the Fourth Proportional to 10,774,037.33, 14,868,486.99 and 5,879,574.80
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Solution
The fourth proportional to 10,774,037.33, 14,868,486.99 and 5,879,574.80 is: 8,113,985.38
Step by Step Solution
- Step 1: Write the proportion equation
10,774,037.33 : 14,868,486.99 = 5,879,574.80 : x - Step 2: Convert to fraction form
10,774,037.33/14,868,486.99 = 5,879,574.80/x - Step 3: Cross multiply
10,774,037.33x = 14,868,486.99 × 5,879,574.80 - Step 4: Simplify right side
10,774,037.33x = 87,420,381,346,189.42 - Step 5: Solve for x
x = 87,420,381,346,189.42/10,774,037.33 - Step 6: Final answer
x = 8,113,985.38
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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.