Finding the Fourth Proportional to 39,488,986.08, 59,253,406.74 and 17,909,824.68
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Solution
The fourth proportional to 39,488,986.08, 59,253,406.74 and 17,909,824.68 is: 26,873,774.99
Step by Step Solution
- Step 1: Write the proportion equation
39,488,986.08 : 59,253,406.74 = 17,909,824.68 : x - Step 2: Convert to fraction form
39,488,986.08/59,253,406.74 = 17,909,824.68/x - Step 3: Cross multiply
39,488,986.08x = 59,253,406.74 × 17,909,824.68 - Step 4: Simplify right side
39,488,986.08x = 1,061,218,126,406,130.38 - Step 5: Solve for x
x = 1,061,218,126,406,130.38/39,488,986.08 - Step 6: Final answer
x = 26,873,774.99
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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.