Finding the Fourth Proportional to 7,689,337.84, 11,534,695.64 and 2,224,346.80
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Solution
The fourth proportional to 7,689,337.84, 11,534,695.64 and 2,224,346.80 is: 3,336,719.48
Step by Step Solution
- Step 1: Write the proportion equation
7,689,337.84 : 11,534,695.64 = 2,224,346.80 : x - Step 2: Convert to fraction form
7,689,337.84/11,534,695.64 = 2,224,346.80/x - Step 3: Cross multiply
7,689,337.84x = 11,534,695.64 × 2,224,346.80 - Step 4: Simplify right side
7,689,337.84x = 25,657,163,335,807.95 - Step 5: Solve for x
x = 25,657,163,335,807.95/7,689,337.84 - Step 6: Final answer
x = 3,336,719.48
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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.