Finding the Fourth Proportional to 42,887,595.20, 59,185,338.53 and 23,308,484.99
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Solution
The fourth proportional to 42,887,595.20, 59,185,338.53 and 23,308,484.99 is: 32,165,957.74
Step by Step Solution
- Step 1: Write the proportion equation
42,887,595.20 : 59,185,338.53 = 23,308,484.99 : x - Step 2: Convert to fraction form
42,887,595.20/59,185,338.53 = 23,308,484.99/x - Step 3: Cross multiply
42,887,595.20x = 59,185,338.53 × 23,308,484.99 - Step 4: Simplify right side
42,887,595.20x = 1,379,520,574,754,573.50 - Step 5: Solve for x
x = 1,379,520,574,754,573.50/42,887,595.20 - Step 6: Final answer
x = 32,165,957.74
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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.