Finding the Fourth Proportional to 24,370,275.78, 33,634,686.05 and 15,553,531.08
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Solution
The fourth proportional to 24,370,275.78, 33,634,686.05 and 15,553,531.08 is: 21,466,237.79
Step by Step Solution
- Step 1: Write the proportion equation
24,370,275.78 : 33,634,686.05 = 15,553,531.08 : x - Step 2: Convert to fraction form
24,370,275.78/33,634,686.05 = 15,553,531.08/x - Step 3: Cross multiply
24,370,275.78x = 33,634,686.05 × 15,553,531.08 - Step 4: Simplify right side
24,370,275.78x = 523,138,134,851,036.50 - Step 5: Solve for x
x = 523,138,134,851,036.50/24,370,275.78 - Step 6: Final answer
x = 21,466,237.79
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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.