Finding the Fourth Proportional to 89,940,772.91, 124,119,121.74 and 52,771,685.49
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Solution
The fourth proportional to 89,940,772.91, 124,119,121.74 and 52,771,685.49 is: 72,825,427.71
Step by Step Solution
- Step 1: Write the proportion equation
89,940,772.91 : 124,119,121.74 = 52,771,685.49 : x - Step 2: Convert to fraction form
89,940,772.91/124,119,121.74 = 52,771,685.49/x - Step 3: Cross multiply
89,940,772.91x = 124,119,121.74 × 52,771,685.49 - Step 4: Simplify right side
89,940,772.91x = 6,549,975,255,560,408 - Step 5: Solve for x
x = 6,549,975,255,560,408/89,940,772.91 - Step 6: Final answer
x = 72,825,427.71
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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.