Finding the Fourth Proportional to 52,857,576.30, 72,943,952.80 and 29,653,201.48
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Solution
The fourth proportional to 52,857,576.30, 72,943,952.80 and 29,653,201.48 is: 40,921,697.14
Step by Step Solution
- Step 1: Write the proportion equation
52,857,576.30 : 72,943,952.80 = 29,653,201.48 : x - Step 2: Convert to fraction form
52,857,576.30/72,943,952.80 = 29,653,201.48/x - Step 3: Cross multiply
52,857,576.30x = 72,943,952.80 × 29,653,201.48 - Step 4: Simplify right side
52,857,576.30x = 2,163,021,729,126,010 - Step 5: Solve for x
x = 2,163,021,729,126,010/52,857,576.30 - Step 6: Final answer
x = 40,921,697.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.