Finding the Fourth Proportional to 11,097,881.98, 16,646,447.74 and 3,909,228.01
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Solution
The fourth proportional to 11,097,881.98, 16,646,447.74 and 3,909,228.01 is: 5,863,709.84
Step by Step Solution
- Step 1: Write the proportion equation
11,097,881.98 : 16,646,447.74 = 3,909,228.01 : x - Step 2: Convert to fraction form
11,097,881.98/16,646,447.74 = 3,909,228.01/x - Step 3: Cross multiply
11,097,881.98x = 16,646,447.74 × 3,909,228.01 - Step 4: Simplify right side
11,097,881.98x = 65,074,759,772,209.20 - Step 5: Solve for x
x = 65,074,759,772,209.20/11,097,881.98 - Step 6: Final answer
x = 5,863,709.84
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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.