Finding the Fourth Proportional to 19,537,561.70, 29,307,742.23 and 5,160,486.14
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Solution
The fourth proportional to 19,537,561.70, 29,307,742.23 and 5,160,486.14 is: 7,741,098.91
Step by Step Solution
- Step 1: Write the proportion equation
19,537,561.70 : 29,307,742.23 = 5,160,486.14 : x - Step 2: Convert to fraction form
19,537,561.70/29,307,742.23 = 5,160,486.14/x - Step 3: Cross multiply
19,537,561.70x = 29,307,742.23 × 5,160,486.14 - Step 4: Simplify right side
19,537,561.70x = 151,242,197,572,607.69 - Step 5: Solve for x
x = 151,242,197,572,607.69/19,537,561.70 - Step 6: Final answer
x = 7,741,098.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.