Finding the Fourth Proportional to 26,753,169.63, 40,077,511.14 and 12,711,417.14
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Solution
The fourth proportional to 26,753,169.63, 40,077,511.14 and 12,711,417.14 is: 19,042,302.98
Step by Step Solution
- Step 1: Write the proportion equation
26,753,169.63 : 40,077,511.14 = 12,711,417.14 : x - Step 2: Convert to fraction form
26,753,169.63/40,077,511.14 = 12,711,417.14/x - Step 3: Cross multiply
26,753,169.63x = 40,077,511.14 × 12,711,417.14 - Step 4: Simplify right side
26,753,169.63x = 509,441,961,940,757 - Step 5: Solve for x
x = 509,441,961,940,757/26,753,169.63 - Step 6: Final answer
x = 19,042,302.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.