Finding the Fourth Proportional to 34,563,607.61, 47,699,227.55 and 19,879,277.99
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Solution
The fourth proportional to 34,563,607.61, 47,699,227.55 and 19,879,277.99 is: 27,434,237.05
Step by Step Solution
- Step 1: Write the proportion equation
34,563,607.61 : 47,699,227.55 = 19,879,277.99 : x - Step 2: Convert to fraction form
34,563,607.61/47,699,227.55 = 19,879,277.99/x - Step 3: Cross multiply
34,563,607.61x = 47,699,227.55 × 19,879,277.99 - Step 4: Simplify right side
34,563,607.61x = 948,226,204,185,918.75 - Step 5: Solve for x
x = 948,226,204,185,918.75/34,563,607.61 - Step 6: Final answer
x = 27,434,237.05
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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.