Finding the Fourth Proportional to 19,518,736.26, 26,935,926.17 and 10,817,056.92
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Solution
The fourth proportional to 19,518,736.26, 26,935,926.17 and 10,817,056.92 is: 14,927,577.41
Step by Step Solution
- Step 1: Write the proportion equation
19,518,736.26 : 26,935,926.17 = 10,817,056.92 : x - Step 2: Convert to fraction form
19,518,736.26/26,935,926.17 = 10,817,056.92/x - Step 3: Cross multiply
19,518,736.26x = 26,935,926.17 × 10,817,056.92 - Step 4: Simplify right side
19,518,736.26x = 291,367,446,519,722.31 - Step 5: Solve for x
x = 291,367,446,519,722.31/19,518,736.26 - Step 6: Final answer
x = 14,927,577.41
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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.