Finding the Fourth Proportional to 67,035,671.21, 100,552,864.29 and 39,722,302.91
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Solution
The fourth proportional to 67,035,671.21, 100,552,864.29 and 39,722,302.91 is: 59,583,073.63
Step by Step Solution
- Step 1: Write the proportion equation
67,035,671.21 : 100,552,864.29 = 39,722,302.91 : x - Step 2: Convert to fraction form
67,035,671.21/100,552,864.29 = 39,722,302.91/x - Step 3: Cross multiply
67,035,671.21x = 100,552,864.29 × 39,722,302.91 - Step 4: Simplify right side
67,035,671.21x = 3,994,191,333,795,502 - Step 5: Solve for x
x = 3,994,191,333,795,502/67,035,671.21 - Step 6: Final answer
x = 59,583,073.63
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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.