Finding the Fourth Proportional to 52,426,140.71, 78,639,143.29 and 14,087,655.41
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Solution
The fourth proportional to 52,426,140.71, 78,639,143.29 and 14,087,655.41 is: 21,131,464.90
Step by Step Solution
- Step 1: Write the proportion equation
52,426,140.71 : 78,639,143.29 = 14,087,655.41 : x - Step 2: Convert to fraction form
52,426,140.71/78,639,143.29 = 14,087,655.41/x - Step 3: Cross multiply
52,426,140.71x = 78,639,143.29 × 14,087,655.41 - Step 4: Simplify right side
52,426,140.71x = 1,107,841,151,978,718.75 - Step 5: Solve for x
x = 1,107,841,151,978,718.75/52,426,140.71 - Step 6: Final answer
x = 21,131,464.90
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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.