Finding the Fourth Proportional to 48,225,860.48, 66,557,392.86 and 28,646,826.21
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Solution
The fourth proportional to 48,225,860.48, 66,557,392.86 and 28,646,826.21 is: 39,536,009.26
Step by Step Solution
- Step 1: Write the proportion equation
48,225,860.48 : 66,557,392.86 = 28,646,826.21 : x - Step 2: Convert to fraction form
48,225,860.48/66,557,392.86 = 28,646,826.21/x - Step 3: Cross multiply
48,225,860.48x = 66,557,392.86 × 28,646,826.21 - Step 4: Simplify right side
48,225,860.48x = 1,906,658,066,251,115 - Step 5: Solve for x
x = 1,906,658,066,251,115/48,225,860.48 - Step 6: Final answer
x = 39,536,009.26
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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.