Finding the Fourth Proportional to 63,928,135.54, 88,199,239.80 and 36,406,577.62
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Solution
The fourth proportional to 63,928,135.54, 88,199,239.80 and 36,406,577.62 is: 50,228,783.35
Step by Step Solution
- Step 1: Write the proportion equation
63,928,135.54 : 88,199,239.80 = 36,406,577.62 : x - Step 2: Convert to fraction form
63,928,135.54/88,199,239.80 = 36,406,577.62/x - Step 3: Cross multiply
63,928,135.54x = 88,199,239.80 × 36,406,577.62 - Step 4: Simplify right side
63,928,135.54x = 3,211,032,469,803,693 - Step 5: Solve for x
x = 3,211,032,469,803,693/63,928,135.54 - Step 6: Final answer
x = 50,228,783.35
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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.