Finding the Fourth Proportional to 32,128,265.68, 44,336,915.40 and 19,251,209.68
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Solution
The fourth proportional to 32,128,265.68, 44,336,915.40 and 19,251,209.68 is: 26,566,614.69
Step by Step Solution
- Step 1: Write the proportion equation
32,128,265.68 : 44,336,915.40 = 19,251,209.68 : x - Step 2: Convert to fraction form
32,128,265.68/44,336,915.40 = 19,251,209.68/x - Step 3: Cross multiply
32,128,265.68x = 44,336,915.40 × 19,251,209.68 - Step 4: Simplify right side
32,128,265.68x = 853,539,254,929,821 - Step 5: Solve for x
x = 853,539,254,929,821/32,128,265.68 - Step 6: Final answer
x = 26,566,614.69
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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.