Finding the Fourth Proportional to 43,380,720.40, 59,865,389.12 and 24,796,257.80
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Solution
The fourth proportional to 43,380,720.40, 59,865,389.12 and 24,796,257.80 is: 34,218,832.89
Step by Step Solution
- Step 1: Write the proportion equation
43,380,720.40 : 59,865,389.12 = 24,796,257.80 : x - Step 2: Convert to fraction form
43,380,720.40/59,865,389.12 = 24,796,257.80/x - Step 3: Cross multiply
43,380,720.40x = 59,865,389.12 × 24,796,257.80 - Step 4: Simplify right side
43,380,720.40x = 1,484,437,621,916,835 - Step 5: Solve for x
x = 1,484,437,621,916,835/43,380,720.40 - Step 6: Final answer
x = 34,218,832.89
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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.