Finding the Fourth Proportional to 32,518,393.96, 48,735,069.18 and 13,326,681.64
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Solution
The fourth proportional to 32,518,393.96, 48,735,069.18 and 13,326,681.64 is: 19,972,596.20
Step by Step Solution
- Step 1: Write the proportion equation
32,518,393.96 : 48,735,069.18 = 13,326,681.64 : x - Step 2: Convert to fraction form
32,518,393.96/48,735,069.18 = 13,326,681.64/x - Step 3: Cross multiply
32,518,393.96x = 48,735,069.18 × 13,326,681.64 - Step 4: Simplify right side
32,518,393.96x = 649,476,751,665,235.88 - Step 5: Solve for x
x = 649,476,751,665,235.88/32,518,393.96 - Step 6: Final answer
x = 19,972,596.20
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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.