Finding the Fourth Proportional to 17,961,332.56, 26,959,031.98 and 11,117,202.86
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Solution
The fourth proportional to 17,961,332.56, 26,959,031.98 and 11,117,202.86 is: 16,686,346.99
Step by Step Solution
- Step 1: Write the proportion equation
17,961,332.56 : 26,959,031.98 = 11,117,202.86 : x - Step 2: Convert to fraction form
17,961,332.56/26,959,031.98 = 11,117,202.86/x - Step 3: Cross multiply
17,961,332.56x = 26,959,031.98 × 11,117,202.86 - Step 4: Simplify right side
17,961,332.56x = 299,709,027,430,887.44 - Step 5: Solve for x
x = 299,709,027,430,887.44/17,961,332.56 - Step 6: Final answer
x = 16,686,346.99
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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.