Finding the Fourth Proportional to 39,870,365.93, 59,807,449.86 and 19,375,668.98
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Solution
The fourth proportional to 39,870,365.93, 59,807,449.86 and 19,375,668.98 is: 29,064,427.28
Step by Step Solution
- Step 1: Write the proportion equation
39,870,365.93 : 59,807,449.86 = 19,375,668.98 : x - Step 2: Convert to fraction form
39,870,365.93/59,807,449.86 = 19,375,668.98/x - Step 3: Cross multiply
39,870,365.93x = 59,807,449.86 × 19,375,668.98 - Step 4: Simplify right side
39,870,365.93x = 1,158,809,351,025,307.25 - Step 5: Solve for x
x = 1,158,809,351,025,307.25/39,870,365.93 - Step 6: Final answer
x = 29,064,427.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.