Finding the Fourth Proportional to 14,031,844.75, 19,363,945.76 and 7,593,316.75
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Solution
The fourth proportional to 14,031,844.75, 19,363,945.76 and 7,593,316.75 is: 10,478,777.12
Step by Step Solution
- Step 1: Write the proportion equation
14,031,844.75 : 19,363,945.76 = 7,593,316.75 : x - Step 2: Convert to fraction form
14,031,844.75/19,363,945.76 = 7,593,316.75/x - Step 3: Cross multiply
14,031,844.75x = 19,363,945.76 × 7,593,316.75 - Step 4: Simplify right side
14,031,844.75x = 147,036,573,685,499.50 - Step 5: Solve for x
x = 147,036,573,685,499.50/14,031,844.75 - Step 6: Final answer
x = 10,478,777.12
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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.