Finding the Fourth Proportional to 26,456,576.34, 39,684,511.35 and 12,810,943.74
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Solution
The fourth proportional to 26,456,576.34, 39,684,511.35 and 12,810,943.74 is: 19,216,244.60
Step by Step Solution
- Step 1: Write the proportion equation
26,456,576.34 : 39,684,511.35 = 12,810,943.74 : x - Step 2: Convert to fraction form
26,456,576.34/39,684,511.35 = 12,810,943.74/x - Step 3: Cross multiply
26,456,576.34x = 39,684,511.35 × 12,810,943.74 - Step 4: Simplify right side
26,456,576.34x = 508,396,042,254,241.50 - Step 5: Solve for x
x = 508,396,042,254,241.50/26,456,576.34 - Step 6: Final answer
x = 19,216,244.60
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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.