Finding the Fourth Proportional to 55,949,423.98, 83,831,358.01 and 34,023,478.99
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Solution
The fourth proportional to 55,949,423.98, 83,831,358.01 and 34,023,478.99 is: 50,978,799.15
Step by Step Solution
- Step 1: Write the proportion equation
55,949,423.98 : 83,831,358.01 = 34,023,478.99 : x - Step 2: Convert to fraction form
55,949,423.98/83,831,358.01 = 34,023,478.99/x - Step 3: Cross multiply
55,949,423.98x = 83,831,358.01 × 34,023,478.99 - Step 4: Simplify right side
55,949,423.98x = 2,852,234,447,367,129 - Step 5: Solve for x
x = 2,852,234,447,367,129/55,949,423.98 - Step 6: Final answer
x = 50,978,799.15
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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.