Finding the Fourth Proportional to 54,444,248.90, 81,430,177.35 and 48,728,305.70
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Solution
The fourth proportional to 54,444,248.90, 81,430,177.35 and 48,728,305.70 is: 72,881,060.08
Step by Step Solution
- Step 1: Write the proportion equation
54,444,248.90 : 81,430,177.35 = 48,728,305.70 : x - Step 2: Convert to fraction form
54,444,248.90/81,430,177.35 = 48,728,305.70/x - Step 3: Cross multiply
54,444,248.90x = 81,430,177.35 × 48,728,305.70 - Step 4: Simplify right side
54,444,248.90x = 3,967,954,575,116,016 - Step 5: Solve for x
x = 3,967,954,575,116,016/54,444,248.90 - Step 6: Final answer
x = 72,881,060.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.