Finding the Fourth Proportional to 26,797,952.15, 40,213,461.99 and 12,418,339.67
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Solution
The fourth proportional to 26,797,952.15, 40,213,461.99 and 12,418,339.67 is: 18,635,171.36
Step by Step Solution
- Step 1: Write the proportion equation
26,797,952.15 : 40,213,461.99 = 12,418,339.67 : x - Step 2: Convert to fraction form
26,797,952.15/40,213,461.99 = 12,418,339.67/x - Step 3: Cross multiply
26,797,952.15x = 40,213,461.99 × 12,418,339.67 - Step 4: Simplify right side
26,797,952.15x = 499,384,430,298,454.19 - Step 5: Solve for x
x = 499,384,430,298,454.19/26,797,952.15 - Step 6: Final answer
x = 18,635,171.36
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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.