Finding the Fourth Proportional to 58,199,511.41, 87,306,020.79 and 19,341,431.22
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Solution
The fourth proportional to 58,199,511.41, 87,306,020.79 and 19,341,431.22 is: 29,014,391.28
Step by Step Solution
- Step 1: Write the proportion equation
58,199,511.41 : 87,306,020.79 = 19,341,431.22 : x - Step 2: Convert to fraction form
58,199,511.41/87,306,020.79 = 19,341,431.22/x - Step 3: Cross multiply
58,199,511.41x = 87,306,020.79 × 19,341,431.22 - Step 4: Simplify right side
58,199,511.41x = 1,688,623,396,201,675 - Step 5: Solve for x
x = 1,688,623,396,201,675/58,199,511.41 - Step 6: Final answer
x = 29,014,391.28
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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.