Finding the Fourth Proportional to 61,184,645.93, 91,779,501.70 and 18,053,848.49
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Solution
The fourth proportional to 61,184,645.93, 91,779,501.70 and 18,053,848.49 is: 27,081,520.09
Step by Step Solution
- Step 1: Write the proportion equation
61,184,645.93 : 91,779,501.70 = 18,053,848.49 : x - Step 2: Convert to fraction form
61,184,645.93/91,779,501.70 = 18,053,848.49/x - Step 3: Cross multiply
61,184,645.93x = 91,779,501.70 × 18,053,848.49 - Step 4: Simplify right side
61,184,645.93x = 1,656,973,217,743,167.25 - Step 5: Solve for x
x = 1,656,973,217,743,167.25/61,184,645.93 - Step 6: Final answer
x = 27,081,520.09
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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.