Finding the Fourth Proportional to 42,587,177.04, 63,926,229.24 and 18,338,109.84
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Solution
The fourth proportional to 42,587,177.04, 63,926,229.24 and 18,338,109.84 is: 27,526,741.50
Step by Step Solution
- Step 1: Write the proportion equation
42,587,177.04 : 63,926,229.24 = 18,338,109.84 : x - Step 2: Convert to fraction form
42,587,177.04/63,926,229.24 = 18,338,109.84/x - Step 3: Cross multiply
42,587,177.04x = 63,926,229.24 × 18,338,109.84 - Step 4: Simplify right side
42,587,177.04x = 1,172,286,213,460,139.75 - Step 5: Solve for x
x = 1,172,286,213,460,139.75/42,587,177.04 - Step 6: Final answer
x = 27,526,741.50
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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.