Finding the Fourth Proportional to 61,938,879.68, 92,902,311.84 and 18,808,456.16
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Solution
The fourth proportional to 61,938,879.68, 92,902,311.84 and 18,808,456.16 is: 28,210,859.94
Step by Step Solution
- Step 1: Write the proportion equation
61,938,879.68 : 92,902,311.84 = 18,808,456.16 : x - Step 2: Convert to fraction form
61,938,879.68/92,902,311.84 = 18,808,456.16/x - Step 3: Cross multiply
61,938,879.68x = 92,902,311.84 × 18,808,456.16 - Step 4: Simplify right side
61,938,879.68x = 1,747,349,059,405,289 - Step 5: Solve for x
x = 1,747,349,059,405,289/61,938,879.68 - Step 6: Final answer
x = 28,210,859.94
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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.