Finding the Fourth Proportional to 14,121,265.18, 21,173,667.69 and 5,475,264.99
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Solution
The fourth proportional to 14,121,265.18, 21,173,667.69 and 5,475,264.99 is: 8,209,706.41
Step by Step Solution
- Step 1: Write the proportion equation
14,121,265.18 : 21,173,667.69 = 5,475,264.99 : x - Step 2: Convert to fraction form
14,121,265.18/21,173,667.69 = 5,475,264.99/x - Step 3: Cross multiply
14,121,265.18x = 21,173,667.69 × 5,475,264.99 - Step 4: Simplify right side
14,121,265.18x = 115,931,441,313,017.69 - Step 5: Solve for x
x = 115,931,441,313,017.69/14,121,265.18 - Step 6: Final answer
x = 8,209,706.41
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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.