Finding the Fourth Proportional to 27,143,346.60, 40,720,924.80 and 8,944,444.80
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Solution
The fourth proportional to 27,143,346.60, 40,720,924.80 and 8,944,444.80 is: 13,418,613.02
Step by Step Solution
- Step 1: Write the proportion equation
27,143,346.60 : 40,720,924.80 = 8,944,444.80 : x - Step 2: Convert to fraction form
27,143,346.60/40,720,924.80 = 8,944,444.80/x - Step 3: Cross multiply
27,143,346.60x = 40,720,924.80 × 8,944,444.80 - Step 4: Simplify right side
27,143,346.60x = 364,226,064,078,551.06 - Step 5: Solve for x
x = 364,226,064,078,551.06/27,143,346.60 - Step 6: Final answer
x = 13,418,613.02
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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.