Finding the Fourth Proportional to 35,471,145.76, 48,950,159.50 and 19,173,621.76
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Solution
The fourth proportional to 35,471,145.76, 48,950,159.50 and 19,173,621.76 is: 26,459,586.33
Step by Step Solution
- Step 1: Write the proportion equation
35,471,145.76 : 48,950,159.50 = 19,173,621.76 : x - Step 2: Convert to fraction form
35,471,145.76/48,950,159.50 = 19,173,621.76/x - Step 3: Cross multiply
35,471,145.76x = 48,950,159.50 × 19,173,621.76 - Step 4: Simplify right side
35,471,145.76x = 938,551,843,344,670.75 - Step 5: Solve for x
x = 938,551,843,344,670.75/35,471,145.76 - Step 6: Final answer
x = 26,459,586.33
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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.