Finding the Fourth Proportional to 19,677,390.07, 29,488,340.11 and 9,291,527.91
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Solution
The fourth proportional to 19,677,390.07, 29,488,340.11 and 9,291,527.91 is: 13,924,190.87
Step by Step Solution
- Step 1: Write the proportion equation
19,677,390.07 : 29,488,340.11 = 9,291,527.91 : x - Step 2: Convert to fraction form
19,677,390.07/29,488,340.11 = 9,291,527.91/x - Step 3: Cross multiply
19,677,390.07x = 29,488,340.11 × 9,291,527.91 - Step 4: Simplify right side
19,677,390.07x = 273,991,735,105,179.84 - Step 5: Solve for x
x = 273,991,735,105,179.84/19,677,390.07 - Step 6: Final answer
x = 13,924,190.87
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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.