Finding the Fourth Proportional to 19,272,677.55, 26,596,333.04 and 10,570,920.99
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Solution
The fourth proportional to 19,272,677.55, 26,596,333.04 and 10,570,920.99 is: 14,587,891.82
Step by Step Solution
- Step 1: Write the proportion equation
19,272,677.55 : 26,596,333.04 = 10,570,920.99 : x - Step 2: Convert to fraction form
19,272,677.55/26,596,333.04 = 10,570,920.99/x - Step 3: Cross multiply
19,272,677.55x = 26,596,333.04 × 10,570,920.99 - Step 4: Simplify right side
19,272,677.55x = 281,147,735,189,566.50 - Step 5: Solve for x
x = 281,147,735,189,566.50/19,272,677.55 - Step 6: Final answer
x = 14,587,891.82
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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.