Finding the Fourth Proportional to 51,817,988.93, 77,743,800.57 and 15,426,694.05
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Solution
The fourth proportional to 51,817,988.93, 77,743,800.57 and 15,426,694.05 is: 23,145,047.70
Step by Step Solution
- Step 1: Write the proportion equation
51,817,988.93 : 77,743,800.57 = 15,426,694.05 : x - Step 2: Convert to fraction form
51,817,988.93/77,743,800.57 = 15,426,694.05/x - Step 3: Cross multiply
51,817,988.93x = 77,743,800.57 × 15,426,694.05 - Step 4: Simplify right side
51,817,988.93x = 1,199,329,825,443,916.50 - Step 5: Solve for x
x = 1,199,329,825,443,916.50/51,817,988.93 - Step 6: Final answer
x = 23,145,047.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.