Finding the Fourth Proportional to 68,137,935.40, 94,031,773.86 and 37,199,408.68
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Solution
The fourth proportional to 68,137,935.40, 94,031,773.86 and 37,199,408.68 is: 51,335,960.86
Step by Step Solution
- Step 1: Write the proportion equation
68,137,935.40 : 94,031,773.86 = 37,199,408.68 : x - Step 2: Convert to fraction form
68,137,935.40/94,031,773.86 = 37,199,408.68/x - Step 3: Cross multiply
68,137,935.40x = 94,031,773.86 × 37,199,408.68 - Step 4: Simplify right side
68,137,935.40x = 3,497,926,384,723,481 - Step 5: Solve for x
x = 3,497,926,384,723,481/68,137,935.40 - Step 6: Final answer
x = 51,335,960.86
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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.