Finding the Fourth Proportional to 63,069,483.49, 87,022,888.02 and 36,241,630.79
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Solution
The fourth proportional to 63,069,483.49, 87,022,888.02 and 36,241,630.79 is: 50,005,980.75
Step by Step Solution
- Step 1: Write the proportion equation
63,069,483.49 : 87,022,888.02 = 36,241,630.79 : x - Step 2: Convert to fraction form
63,069,483.49/87,022,888.02 = 36,241,630.79/x - Step 3: Cross multiply
63,069,483.49x = 87,022,888.02 × 36,241,630.79 - Step 4: Simplify right side
63,069,483.49x = 3,153,851,377,465,239 - Step 5: Solve for x
x = 3,153,851,377,465,239/63,069,483.49 - Step 6: Final answer
x = 50,005,980.75
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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.