Finding the Fourth Proportional to 9,768,629.84, 14,655,177.12 and 3,378,876.80
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Solution
The fourth proportional to 9,768,629.84, 14,655,177.12 and 3,378,876.80 is: 5,069,087.35
Step by Step Solution
- Step 1: Write the proportion equation
9,768,629.84 : 14,655,177.12 = 3,378,876.80 : x - Step 2: Convert to fraction form
9,768,629.84/14,655,177.12 = 3,378,876.80/x - Step 3: Cross multiply
9,768,629.84x = 14,655,177.12 × 3,378,876.80 - Step 4: Simplify right side
9,768,629.84x = 49,518,037,970,658.81 - Step 5: Solve for x
x = 49,518,037,970,658.81/9,768,629.84 - Step 6: Final answer
x = 5,069,087.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.