Finding the Fourth Proportional to 34,302,132.14, 47,337,024.99 and 18,833,213.90
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Solution
The fourth proportional to 34,302,132.14, 47,337,024.99 and 18,833,213.90 is: 25,989,880.55
Step by Step Solution
- Step 1: Write the proportion equation
34,302,132.14 : 47,337,024.99 = 18,833,213.90 : x - Step 2: Convert to fraction form
34,302,132.14/47,337,024.99 = 18,833,213.90/x - Step 3: Cross multiply
34,302,132.14x = 47,337,024.99 × 18,833,213.90 - Step 4: Simplify right side
34,302,132.14x = 891,508,317,026,315.38 - Step 5: Solve for x
x = 891,508,317,026,315.38/34,302,132.14 - Step 6: Final answer
x = 25,989,880.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.