Finding the Fourth Proportional to 19,348,938.05, 29,027,606.12 and 5,885,416.13
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Solution
The fourth proportional to 19,348,938.05, 29,027,606.12 and 5,885,416.13 is: 8,829,401.42
Step by Step Solution
- Step 1: Write the proportion equation
19,348,938.05 : 29,027,606.12 = 5,885,416.13 : x - Step 2: Convert to fraction form
19,348,938.05/29,027,606.12 = 5,885,416.13/x - Step 3: Cross multiply
19,348,938.05x = 29,027,606.12 × 5,885,416.13 - Step 4: Simplify right side
19,348,938.05x = 170,839,541,099,369.59 - Step 5: Solve for x
x = 170,839,541,099,369.59/19,348,938.05 - Step 6: Final answer
x = 8,829,401.42
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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.