Finding the Fourth Proportional to 8,477,267.16, 11,698,273.26 and 4,806,430.68
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Solution
The fourth proportional to 8,477,267.16, 11,698,273.26 and 4,806,430.68 is: 6,632,672.82
Step by Step Solution
- Step 1: Write the proportion equation
8,477,267.16 : 11,698,273.26 = 4,806,430.68 : x - Step 2: Convert to fraction form
8,477,267.16/11,698,273.26 = 4,806,430.68/x - Step 3: Cross multiply
8,477,267.16x = 11,698,273.26 × 4,806,430.68 - Step 4: Simplify right side
8,477,267.16x = 56,226,939,499,887.61 - Step 5: Solve for x
x = 56,226,939,499,887.61/8,477,267.16 - Step 6: Final answer
x = 6,632,672.82
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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.