Finding the Fourth Proportional to 38,486,655.70, 53,069,022.93 and 24,525,895.30
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Solution
The fourth proportional to 38,486,655.70, 53,069,022.93 and 24,525,895.30 is: 33,818,612.62
Step by Step Solution
- Step 1: Write the proportion equation
38,486,655.70 : 53,069,022.93 = 24,525,895.30 : x - Step 2: Convert to fraction form
38,486,655.70/53,069,022.93 = 24,525,895.30/x - Step 3: Cross multiply
38,486,655.70x = 53,069,022.93 × 24,525,895.30 - Step 4: Simplify right side
38,486,655.70x = 1,301,565,300,054,479.25 - Step 5: Solve for x
x = 1,301,565,300,054,479.25/38,486,655.70 - Step 6: Final answer
x = 33,818,612.62
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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.