Finding the Fourth Proportional to 51,991,860.14, 71,726,178.75 and 31,353,837.74
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Solution
The fourth proportional to 51,991,860.14, 71,726,178.75 and 31,353,837.74 is: 43,254,674.18
Step by Step Solution
- Step 1: Write the proportion equation
51,991,860.14 : 71,726,178.75 = 31,353,837.74 : x - Step 2: Convert to fraction form
51,991,860.14/71,726,178.75 = 31,353,837.74/x - Step 3: Cross multiply
51,991,860.14x = 71,726,178.75 × 31,353,837.74 - Step 4: Simplify right side
51,991,860.14x = 2,248,890,970,237,736 - Step 5: Solve for x
x = 2,248,890,970,237,736/51,991,860.14 - Step 6: Final answer
x = 43,254,674.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.