Finding the Fourth Proportional to 90,217,572.44, 135,383,285.75 and 38,402,092.35
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Solution
The fourth proportional to 90,217,572.44, 135,383,285.75 and 38,402,092.35 is: 57,627,370.16
Step by Step Solution
- Step 1: Write the proportion equation
90,217,572.44 : 135,383,285.75 = 38,402,092.35 : x - Step 2: Convert to fraction form
90,217,572.44/135,383,285.75 = 38,402,092.35/x - Step 3: Cross multiply
90,217,572.44x = 135,383,285.75 × 38,402,092.35 - Step 4: Simplify right side
90,217,572.44x = 5,199,001,441,825,929 - Step 5: Solve for x
x = 5,199,001,441,825,929/90,217,572.44 - Step 6: Final answer
x = 57,627,370.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.