Finding the Fourth Proportional to 9,422,459.40, 13,221,303 and 9,422,459.40
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Solution
The fourth proportional to 9,422,459.40, 13,221,303 and 9,422,459.40 is: 13,221,303
Step by Step Solution
- Step 1: Write the proportion equation
9,422,459.40 : 13,221,303 = 9,422,459.40 : x - Step 2: Convert to fraction form
9,422,459.40/13,221,303 = 9,422,459.40/x - Step 3: Cross multiply
9,422,459.40x = 13,221,303 × 9,422,459.40 - Step 4: Simplify right side
9,422,459.40x = 124,577,190,732,598.20 - Step 5: Solve for x
x = 124,577,190,732,598.20/9,422,459.40 - Step 6: Final answer
x = 13,221,303
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.