Finding the Fourth Proportional to 17,937,981.05, 24,754,407.23 and 9,789,219.05
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Solution
The fourth proportional to 17,937,981.05, 24,754,407.23 and 9,789,219.05 is: 13,509,118.68
Step by Step Solution
- Step 1: Write the proportion equation
17,937,981.05 : 24,754,407.23 = 9,789,219.05 : x - Step 2: Convert to fraction form
17,937,981.05/24,754,407.23 = 9,789,219.05/x - Step 3: Cross multiply
17,937,981.05x = 24,754,407.23 × 9,789,219.05 - Step 4: Simplify right side
17,937,981.05x = 242,326,314,728,074.75 - Step 5: Solve for x
x = 242,326,314,728,074.75/17,937,981.05 - Step 6: Final answer
x = 13,509,118.68
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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.