Finding the Fourth Proportional to 34,563,637.98, 47,699,269.47 and 19,879,308.36
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Solution
The fourth proportional to 34,563,637.98, 47,699,269.47 and 19,879,308.36 is: 27,434,278.96
Step by Step Solution
- Step 1: Write the proportion equation
34,563,637.98 : 47,699,269.47 = 19,879,308.36 : x - Step 2: Convert to fraction form
34,563,637.98/47,699,269.47 = 19,879,308.36/x - Step 3: Cross multiply
34,563,637.98x = 47,699,269.47 × 19,879,308.36 - Step 4: Simplify right side
34,563,637.98x = 948,228,486,340,863.75 - Step 5: Solve for x
x = 948,228,486,340,863.75/34,563,637.98 - Step 6: Final answer
x = 27,434,278.96
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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.