Finding the Fourth Proportional to 34,749,459.42, 47,954,259.92 and 19,279,507.14
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Solution
The fourth proportional to 34,749,459.42, 47,954,259.92 and 19,279,507.14 is: 26,605,723.14
Step by Step Solution
- Step 1: Write the proportion equation
34,749,459.42 : 47,954,259.92 = 19,279,507.14 : x - Step 2: Convert to fraction form
34,749,459.42/47,954,259.92 = 19,279,507.14/x - Step 3: Cross multiply
34,749,459.42x = 47,954,259.92 × 19,279,507.14 - Step 4: Simplify right side
34,749,459.42x = 924,534,496,521,055.88 - Step 5: Solve for x
x = 924,534,496,521,055.88/34,749,459.42 - Step 6: Final answer
x = 26,605,723.14
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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.