Finding the Fourth Proportional to 56,697,658.56, 84,977,393.76 and 29,388,895.20
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Solution
The fourth proportional to 56,697,658.56, 84,977,393.76 and 29,388,895.20 is: 44,047,528.29
Step by Step Solution
- Step 1: Write the proportion equation
56,697,658.56 : 84,977,393.76 = 29,388,895.20 : x - Step 2: Convert to fraction form
56,697,658.56/84,977,393.76 = 29,388,895.20/x - Step 3: Cross multiply
56,697,658.56x = 84,977,393.76 × 29,388,895.20 - Step 4: Simplify right side
56,697,658.56x = 2,497,391,719,581,774 - Step 5: Solve for x
x = 2,497,391,719,581,774/56,697,658.56 - Step 6: Final answer
x = 44,047,528.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.