Finding the Fourth Proportional to 32,643,928.10, 48,909,904.95 and 15,567,832.10
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Solution
The fourth proportional to 32,643,928.10, 48,909,904.95 and 15,567,832.10 is: 23,325,047.95
Step by Step Solution
- Step 1: Write the proportion equation
32,643,928.10 : 48,909,904.95 = 15,567,832.10 : x - Step 2: Convert to fraction form
32,643,928.10/48,909,904.95 = 15,567,832.10/x - Step 3: Cross multiply
32,643,928.10x = 48,909,904.95 × 15,567,832.10 - Step 4: Simplify right side
32,643,928.10x = 761,421,188,288,558.88 - Step 5: Solve for x
x = 761,421,188,288,558.88/32,643,928.10 - Step 6: Final answer
x = 23,325,047.95
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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.