Finding the Fourth Proportional to 86,377,215.84, 129,566,069.58 and 24,971,373.42
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Solution
The fourth proportional to 86,377,215.84, 129,566,069.58 and 24,971,373.42 is: 37,457,131.20
Step by Step Solution
- Step 1: Write the proportion equation
86,377,215.84 : 129,566,069.58 = 24,971,373.42 : x - Step 2: Convert to fraction form
86,377,215.84/129,566,069.58 = 24,971,373.42/x - Step 3: Cross multiply
86,377,215.84x = 129,566,069.58 × 24,971,373.42 - Step 4: Simplify right side
86,377,215.84x = 3,235,442,706,043,883 - Step 5: Solve for x
x = 3,235,442,706,043,883/86,377,215.84 - Step 6: Final answer
x = 37,457,131.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.