Finding the Fourth Proportional to 10,698,627.66, 14,764,106.04 and 6,115,047.48
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Solution
The fourth proportional to 10,698,627.66, 14,764,106.04 and 6,115,047.48 is: 8,438,765.45
Step by Step Solution
- Step 1: Write the proportion equation
10,698,627.66 : 14,764,106.04 = 6,115,047.48 : x - Step 2: Convert to fraction form
10,698,627.66/14,764,106.04 = 6,115,047.48/x - Step 3: Cross multiply
10,698,627.66x = 14,764,106.04 × 6,115,047.48 - Step 4: Simplify right side
10,698,627.66x = 90,283,209,434,354.78 - Step 5: Solve for x
x = 90,283,209,434,354.78/10,698,627.66 - Step 6: Final answer
x = 8,438,765.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.