Finding the Fourth Proportional to 39,790,997.69, 59,686,492.68 and 11,037,134.52
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Solution
The fourth proportional to 39,790,997.69, 59,686,492.68 and 11,037,134.52 is: 16,555,700.71
Step by Step Solution
- Step 1: Write the proportion equation
39,790,997.69 : 59,686,492.68 = 11,037,134.52 : x - Step 2: Convert to fraction form
39,790,997.69/59,686,492.68 = 11,037,134.52/x - Step 3: Cross multiply
39,790,997.69x = 59,686,492.68 × 11,037,134.52 - Step 4: Simplify right side
39,790,997.69x = 658,767,848,736,155.25 - Step 5: Solve for x
x = 658,767,848,736,155.25/39,790,997.69 - Step 6: Final answer
x = 16,555,700.71
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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.