Finding the Fourth Proportional to 19,485,498.32, 29,234,738.62 and 6,532,930.68
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Solution
The fourth proportional to 19,485,498.32, 29,234,738.62 and 6,532,930.68 is: 9,801,572.31
Step by Step Solution
- Step 1: Write the proportion equation
19,485,498.32 : 29,234,738.62 = 6,532,930.68 : x - Step 2: Convert to fraction form
19,485,498.32/29,234,738.62 = 6,532,930.68/x - Step 3: Cross multiply
19,485,498.32x = 29,234,738.62 × 6,532,930.68 - Step 4: Simplify right side
19,485,498.32x = 190,988,520,852,378.88 - Step 5: Solve for x
x = 190,988,520,852,378.88/19,485,498.32 - Step 6: Final answer
x = 9,801,572.31
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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.