Finding the Fourth Proportional to 68,244,370.02, 94,154,235.30 and 38,854,908.14
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Solution
The fourth proportional to 68,244,370.02, 94,154,235.30 and 38,854,908.14 is: 53,606,680.84
Step by Step Solution
- Step 1: Write the proportion equation
68,244,370.02 : 94,154,235.30 = 38,854,908.14 : x - Step 2: Convert to fraction form
68,244,370.02/94,154,235.30 = 38,854,908.14/x - Step 3: Cross multiply
68,244,370.02x = 94,154,235.30 × 38,854,908.14 - Step 4: Simplify right side
68,244,370.02x = 3,658,354,163,102,674 - Step 5: Solve for x
x = 3,658,354,163,102,674/68,244,370.02 - Step 6: Final answer
x = 53,606,680.84
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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.