Finding the Fourth Proportional to 75,923,969.19, 113,905,374.35 and 22,071,281.19
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Solution
The fourth proportional to 75,923,969.19, 113,905,374.35 and 22,071,281.19 is: 33,112,567.39
Step by Step Solution
- Step 1: Write the proportion equation
75,923,969.19 : 113,905,374.35 = 22,071,281.19 : x - Step 2: Convert to fraction form
75,923,969.19/113,905,374.35 = 22,071,281.19/x - Step 3: Cross multiply
75,923,969.19x = 113,905,374.35 × 22,071,281.19 - Step 4: Simplify right side
75,923,969.19x = 2,514,037,546,220,707 - Step 5: Solve for x
x = 2,514,037,546,220,707/75,923,969.19 - Step 6: Final answer
x = 33,112,567.39
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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.