Finding the Fourth Proportional to 34,571,808.05, 47,708,997.17 and 19,101,782.48
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Solution
The fourth proportional to 34,571,808.05, 47,708,997.17 and 19,101,782.48 is: 26,360,405.70
Step by Step Solution
- Step 1: Write the proportion equation
34,571,808.05 : 47,708,997.17 = 19,101,782.48 : x - Step 2: Convert to fraction form
34,571,808.05/47,708,997.17 = 19,101,782.48/x - Step 3: Cross multiply
34,571,808.05x = 47,708,997.17 × 19,101,782.48 - Step 4: Simplify right side
34,571,808.05x = 911,326,885,946,221.75 - Step 5: Solve for x
x = 911,326,885,946,221.75/34,571,808.05 - Step 6: Final answer
x = 26,360,405.70
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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.