Finding the Fourth Proportional to 39,995,677.14, 59,996,626.11 and 13,072,054.74
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Solution
The fourth proportional to 39,995,677.14, 59,996,626.11 and 13,072,054.74 is: 19,609,098.70
Step by Step Solution
- Step 1: Write the proportion equation
39,995,677.14 : 59,996,626.11 = 13,072,054.74 : x - Step 2: Convert to fraction form
39,995,677.14/59,996,626.11 = 13,072,054.74/x - Step 3: Cross multiply
39,995,677.14x = 59,996,626.11 × 13,072,054.74 - Step 4: Simplify right side
39,995,677.14x = 784,279,180,725,233.25 - Step 5: Solve for x
x = 784,279,180,725,233.25/39,995,677.14 - Step 6: Final answer
x = 19,609,098.70
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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.