Finding the Fourth Proportional to 81,950,257.36, 113,089,989.12 and 44,779,721.02
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Solution
The fourth proportional to 81,950,257.36, 113,089,989.12 and 44,779,721.02 is: 61,795,268.57
Step by Step Solution
- Step 1: Write the proportion equation
81,950,257.36 : 113,089,989.12 = 44,779,721.02 : x - Step 2: Convert to fraction form
81,950,257.36/113,089,989.12 = 44,779,721.02/x - Step 3: Cross multiply
81,950,257.36x = 113,089,989.12 × 44,779,721.02 - Step 4: Simplify right side
81,950,257.36x = 5,064,138,162,948,436 - Step 5: Solve for x
x = 5,064,138,162,948,436/81,950,257.36 - Step 6: Final answer
x = 61,795,268.57
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.