Finding the Fourth Proportional to 94,573,146.88, 130,507,983.24 and 55,440,987.08
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Solution
The fourth proportional to 94,573,146.88, 130,507,983.24 and 55,440,987.08 is: 76,506,827.27
Step by Step Solution
- Step 1: Write the proportion equation
94,573,146.88 : 130,507,983.24 = 55,440,987.08 : x - Step 2: Convert to fraction form
94,573,146.88/130,507,983.24 = 55,440,987.08/x - Step 3: Cross multiply
94,573,146.88x = 130,507,983.24 × 55,440,987.08 - Step 4: Simplify right side
94,573,146.88x = 7,235,491,412,645,696 - Step 5: Solve for x
x = 7,235,491,412,645,696/94,573,146.88 - Step 6: Final answer
x = 76,506,827.27
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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.