Finding the Fourth Proportional to 9,485,290.59, 14,226,978.35 and 6,430,893.13
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Solution
The fourth proportional to 9,485,290.59, 14,226,978.35 and 6,430,893.13 is: 9,645,690.50
Step by Step Solution
- Step 1: Write the proportion equation
9,485,290.59 : 14,226,978.35 = 6,430,893.13 : x - Step 2: Convert to fraction form
9,485,290.59/14,226,978.35 = 6,430,893.13/x - Step 3: Cross multiply
9,485,290.59x = 14,226,978.35 × 6,430,893.13 - Step 4: Simplify right side
9,485,290.59x = 91,492,177,285,507.94 - Step 5: Solve for x
x = 91,492,177,285,507.94/9,485,290.59 - Step 6: Final answer
x = 9,645,690.50
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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.