Finding the Fourth Proportional to 88,630,182.12, 122,330,058.66 and 51,972,562.92
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Solution
The fourth proportional to 88,630,182.12, 122,330,058.66 and 51,972,562.92 is: 71,734,103.65
Step by Step Solution
- Step 1: Write the proportion equation
88,630,182.12 : 122,330,058.66 = 51,972,562.92 : x - Step 2: Convert to fraction form
88,630,182.12/122,330,058.66 = 51,972,562.92/x - Step 3: Cross multiply
88,630,182.12x = 122,330,058.66 × 51,972,562.92 - Step 4: Simplify right side
88,630,182.12x = 6,357,806,670,714,141 - Step 5: Solve for x
x = 6,357,806,670,714,141/88,630,182.12 - Step 6: Final answer
x = 71,734,103.65
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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.