Finding the Fourth Proportional to 64,062,827.47, 88,415,497.65 and 39,278,631.34
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Solution
The fourth proportional to 64,062,827.47, 88,415,497.65 and 39,278,631.34 is: 54,209,904.15
Step by Step Solution
- Step 1: Write the proportion equation
64,062,827.47 : 88,415,497.65 = 39,278,631.34 : x - Step 2: Convert to fraction form
64,062,827.47/88,415,497.65 = 39,278,631.34/x - Step 3: Cross multiply
64,062,827.47x = 88,415,497.65 × 39,278,631.34 - Step 4: Simplify right side
64,062,827.47x = 3,472,839,736,936,987 - Step 5: Solve for x
x = 3,472,839,736,936,987/64,062,827.47 - Step 6: Final answer
x = 54,209,904.15
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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.