Finding the Fourth Proportional to 70,961,418.36, 97,926,573.08 and 39,599,138.32
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Solution
The fourth proportional to 70,961,418.36, 97,926,573.08 and 39,599,138.32 is: 54,646,708.06
Step by Step Solution
- Step 1: Write the proportion equation
70,961,418.36 : 97,926,573.08 = 39,599,138.32 : x - Step 2: Convert to fraction form
70,961,418.36/97,926,573.08 = 39,599,138.32/x - Step 3: Cross multiply
70,961,418.36x = 97,926,573.08 × 39,599,138.32 - Step 4: Simplify right side
70,961,418.36x = 3,877,807,912,598,508.50 - Step 5: Solve for x
x = 3,877,807,912,598,508.50/70,961,418.36 - Step 6: Final answer
x = 54,646,708.06
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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.