Finding the Fourth Proportional to 34,696,609.21, 47,881,605.97 and 19,226,952.19
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Solution
The fourth proportional to 34,696,609.21, 47,881,605.97 and 19,226,952.19 is: 26,533,352.10
Step by Step Solution
- Step 1: Write the proportion equation
34,696,609.21 : 47,881,605.97 = 19,226,952.19 : x - Step 2: Convert to fraction form
34,696,609.21/47,881,605.97 = 19,226,952.19/x - Step 3: Cross multiply
34,696,609.21x = 47,881,605.97 × 19,226,952.19 - Step 4: Simplify right side
34,696,609.21x = 920,617,348,765,608.62 - Step 5: Solve for x
x = 920,617,348,765,608.62/34,696,609.21 - Step 6: Final answer
x = 26,533,352.10
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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.