Finding the Fourth Proportional to 27,349,723.13, 37,742,731.63 and 14,790,777.77
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Solution
The fourth proportional to 27,349,723.13, 37,742,731.63 and 14,790,777.77 is: 20,411,334.82
Step by Step Solution
- Step 1: Write the proportion equation
27,349,723.13 : 37,742,731.63 = 14,790,777.77 : x - Step 2: Convert to fraction form
27,349,723.13/37,742,731.63 = 14,790,777.77/x - Step 3: Cross multiply
27,349,723.13x = 37,742,731.63 × 14,790,777.77 - Step 4: Simplify right side
27,349,723.13x = 558,244,355,972,079.88 - Step 5: Solve for x
x = 558,244,355,972,079.88/27,349,723.13 - Step 6: Final answer
x = 20,411,334.82
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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.