Finding the Fourth Proportional to 73,552,474.28, 101,502,409.70 and 42,630,579.84
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Solution
The fourth proportional to 73,552,474.28, 101,502,409.70 and 42,630,579.84 is: 58,830,197.39
Step by Step Solution
- Step 1: Write the proportion equation
73,552,474.28 : 101,502,409.70 = 42,630,579.84 : x - Step 2: Convert to fraction form
73,552,474.28/101,502,409.70 = 42,630,579.84/x - Step 3: Cross multiply
73,552,474.28x = 101,502,409.70 × 42,630,579.84 - Step 4: Simplify right side
73,552,474.28x = 4,327,106,580,668,241 - Step 5: Solve for x
x = 4,327,106,580,668,241/73,552,474.28 - Step 6: Final answer
x = 58,830,197.39
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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.