Finding the Fourth Proportional to 23,552,315.80, 32,505,637.98 and 13,239,888.28
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Solution
The fourth proportional to 23,552,315.80, 32,505,637.98 and 13,239,888.28 is: 18,272,980.84
Step by Step Solution
- Step 1: Write the proportion equation
23,552,315.80 : 32,505,637.98 = 13,239,888.28 : x - Step 2: Convert to fraction form
23,552,315.80/32,505,637.98 = 13,239,888.28/x - Step 3: Cross multiply
23,552,315.80x = 32,505,637.98 × 13,239,888.28 - Step 4: Simplify right side
23,552,315.80x = 430,371,015,325,324.88 - Step 5: Solve for x
x = 430,371,015,325,324.88/23,552,315.80 - Step 6: Final answer
x = 18,272,980.84
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1.5x scale
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.