Finding the Fourth Proportional to 34,660,776.58, 47,833,365.02 and 19,190,860.36
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Solution
The fourth proportional to 34,660,776.58, 47,833,365.02 and 19,190,860.36 is: 26,484,214.12
Step by Step Solution
- Step 1: Write the proportion equation
34,660,776.58 : 47,833,365.02 = 19,190,860.36 : x - Step 2: Convert to fraction form
34,660,776.58/47,833,365.02 = 19,190,860.36/x - Step 3: Cross multiply
34,660,776.58x = 47,833,365.02 × 19,190,860.36 - Step 4: Simplify right side
34,660,776.58x = 917,963,428,647,728.62 - Step 5: Solve for x
x = 917,963,428,647,728.62/34,660,776.58 - Step 6: Final answer
x = 26,484,214.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.