Finding the Fourth Proportional to 15,545,555.47, 23,313,281.23 and 5,167,988.96
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Solution
The fourth proportional to 15,545,555.47, 23,313,281.23 and 5,167,988.96 is: 7,750,303.96
Step by Step Solution
- Step 1: Write the proportion equation
15,545,555.47 : 23,313,281.23 = 5,167,988.96 : x - Step 2: Convert to fraction form
15,545,555.47/23,313,281.23 = 5,167,988.96/x - Step 3: Cross multiply
15,545,555.47x = 23,313,281.23 × 5,167,988.96 - Step 4: Simplify right side
15,545,555.47x = 120,482,780,018,015.22 - Step 5: Solve for x
x = 120,482,780,018,015.22/15,545,555.47 - Step 6: Final answer
x = 7,750,303.96
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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.