Finding the Fourth Proportional to 10,768,748.13, 14,862,535.34 and 6,358,945.58
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Solution
The fourth proportional to 10,768,748.13, 14,862,535.34 and 6,358,945.58 is: 8,776,326.85
Step by Step Solution
- Step 1: Write the proportion equation
10,768,748.13 : 14,862,535.34 = 6,358,945.58 : x - Step 2: Convert to fraction form
10,768,748.13/14,862,535.34 = 6,358,945.58/x - Step 3: Cross multiply
10,768,748.13x = 14,862,535.34 × 6,358,945.58 - Step 4: Simplify right side
10,768,748.13x = 94,510,053,351,482.09 - Step 5: Solve for x
x = 94,510,053,351,482.09/10,768,748.13 - Step 6: Final answer
x = 8,776,326.85
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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.