Finding the Fourth Proportional to 68,790,257.81, 94,899,275.19 and 40,897,141.07
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Solution
The fourth proportional to 68,790,257.81, 94,899,275.19 and 40,897,141.07 is: 56,419,457.75
Step by Step Solution
- Step 1: Write the proportion equation
68,790,257.81 : 94,899,275.19 = 40,897,141.07 : x - Step 2: Convert to fraction form
68,790,257.81/94,899,275.19 = 40,897,141.07/x - Step 3: Cross multiply
68,790,257.81x = 94,899,275.19 × 40,897,141.07 - Step 4: Simplify right side
68,790,257.81x = 3,881,109,044,335,002.50 - Step 5: Solve for x
x = 3,881,109,044,335,002.50/68,790,257.81 - Step 6: Final answer
x = 56,419,457.75
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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.