Finding the Fourth Proportional to 32,238,328.40, 48,394,817.40 and 19,473,246.80
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Solution
The fourth proportional to 32,238,328.40, 48,394,817.40 and 19,473,246.80 is: 29,232,415.88
Step by Step Solution
- Step 1: Write the proportion equation
32,238,328.40 : 48,394,817.40 = 19,473,246.80 : x - Step 2: Convert to fraction form
32,238,328.40/48,394,817.40 = 19,473,246.80/x - Step 3: Cross multiply
32,238,328.40x = 48,394,817.40 × 19,473,246.80 - Step 4: Simplify right side
32,238,328.40x = 942,404,223,071,134.38 - Step 5: Solve for x
x = 942,404,223,071,134.38/32,238,328.40 - Step 6: Final answer
x = 29,232,415.88
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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.