Finding the Fourth Proportional to 26,071,212.10, 39,106,818.28 and 13,903,812.98
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Solution
The fourth proportional to 26,071,212.10, 39,106,818.28 and 13,903,812.98 is: 20,855,719.54
Step by Step Solution
- Step 1: Write the proportion equation
26,071,212.10 : 39,106,818.28 = 13,903,812.98 : x - Step 2: Convert to fraction form
26,071,212.10/39,106,818.28 = 13,903,812.98/x - Step 3: Cross multiply
26,071,212.10x = 39,106,818.28 × 13,903,812.98 - Step 4: Simplify right side
26,071,212.10x = 543,733,887,607,965.31 - Step 5: Solve for x
x = 543,733,887,607,965.31/26,071,212.10 - Step 6: Final answer
x = 20,855,719.54
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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.