Finding the Fourth Proportional to 79,090,721.16, 118,648,878.06 and 24,490,474.44
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Solution
The fourth proportional to 79,090,721.16, 118,648,878.06 and 24,490,474.44 is: 36,739,674.05
Step by Step Solution
- Step 1: Write the proportion equation
79,090,721.16 : 118,648,878.06 = 24,490,474.44 : x - Step 2: Convert to fraction form
79,090,721.16/118,648,878.06 = 24,490,474.44/x - Step 3: Cross multiply
79,090,721.16x = 118,648,878.06 × 24,490,474.44 - Step 4: Simplify right side
79,090,721.16x = 2,905,767,315,463,107 - Step 5: Solve for x
x = 2,905,767,315,463,107/79,090,721.16 - Step 6: Final answer
x = 36,739,674.05
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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.