Finding the Fourth Proportional to 19,427,033.99, 26,809,168.10 and 10,606,484.99
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Solution
The fourth proportional to 19,427,033.99, 26,809,168.10 and 10,606,484.99 is: 14,636,873.50
Step by Step Solution
- Step 1: Write the proportion equation
19,427,033.99 : 26,809,168.10 = 10,606,484.99 : x - Step 2: Convert to fraction form
19,427,033.99/26,809,168.10 = 10,606,484.99/x - Step 3: Cross multiply
19,427,033.99x = 26,809,168.10 × 10,606,484.99 - Step 4: Simplify right side
19,427,033.99x = 284,351,038,859,958.50 - Step 5: Solve for x
x = 284,351,038,859,958.50/19,427,033.99 - Step 6: Final answer
x = 14,636,873.50
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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.