Finding the Fourth Proportional to 26,007,828.09, 35,890,802.12 and 14,406,138.91
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Solution
The fourth proportional to 26,007,828.09, 35,890,802.12 and 14,406,138.91 is: 19,880,471.34
Step by Step Solution
- Step 1: Write the proportion equation
26,007,828.09 : 35,890,802.12 = 14,406,138.91 : x - Step 2: Convert to fraction form
26,007,828.09/35,890,802.12 = 14,406,138.91/x - Step 3: Cross multiply
26,007,828.09x = 35,890,802.12 × 14,406,138.91 - Step 4: Simplify right side
26,007,828.09x = 517,047,880,932,042.44 - Step 5: Solve for x
x = 517,047,880,932,042.44/26,007,828.09 - Step 6: Final answer
x = 19,880,471.34
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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.