Finding the Fourth Proportional to 32,643,959.60, 48,909,952.20 and 15,567,863.60
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Solution
The fourth proportional to 32,643,959.60, 48,909,952.20 and 15,567,863.60 is: 23,325,095.17
Step by Step Solution
- Step 1: Write the proportion equation
32,643,959.60 : 48,909,952.20 = 15,567,863.60 : x - Step 2: Convert to fraction form
32,643,959.60/48,909,952.20 = 15,567,863.60/x - Step 3: Cross multiply
32,643,959.60x = 48,909,952.20 × 15,567,863.60 - Step 4: Simplify right side
32,643,959.60x = 761,423,464,532,120 - Step 5: Solve for x
x = 761,423,464,532,120/32,643,959.60 - Step 6: Final answer
x = 23,325,095.17
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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.