Finding the Fourth Proportional to 18,951,356.05, 26,152,871.37 and 10,249,528.68
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Solution
The fourth proportional to 18,951,356.05, 26,152,871.37 and 10,249,528.68 is: 14,144,349.59
Step by Step Solution
- Step 1: Write the proportion equation
18,951,356.05 : 26,152,871.37 = 10,249,528.68 : x - Step 2: Convert to fraction form
18,951,356.05/26,152,871.37 = 10,249,528.68/x - Step 3: Cross multiply
18,951,356.05x = 26,152,871.37 × 10,249,528.68 - Step 4: Simplify right side
18,951,356.05x = 268,054,605,171,165.91 - Step 5: Solve for x
x = 268,054,605,171,165.91/18,951,356.05 - Step 6: Final answer
x = 14,144,349.59
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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.