Finding the Fourth Proportional to 32,181,201.80, 48,271,802.70 and 19,248,158.60
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Solution
The fourth proportional to 32,181,201.80, 48,271,802.70 and 19,248,158.60 is: 28,872,237.90
Step by Step Solution
- Step 1: Write the proportion equation
32,181,201.80 : 48,271,802.70 = 19,248,158.60 : x - Step 2: Convert to fraction form
32,181,201.80/48,271,802.70 = 19,248,158.60/x - Step 3: Cross multiply
32,181,201.80x = 48,271,802.70 × 19,248,158.60 - Step 4: Simplify right side
32,181,201.80x = 929,143,314,277,508.38 - Step 5: Solve for x
x = 929,143,314,277,508.38/32,181,201.80 - Step 6: Final answer
x = 28,872,237.90
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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.