Finding the Fourth Proportional to 8,873,917.08, 13,312,347.93 and 3,115,157.91
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Solution
The fourth proportional to 8,873,917.08, 13,312,347.93 and 3,115,157.91 is: 4,673,253.71
Step by Step Solution
- Step 1: Write the proportion equation
8,873,917.08 : 13,312,347.93 = 3,115,157.91 : x - Step 2: Convert to fraction form
8,873,917.08/13,312,347.93 = 3,115,157.91/x - Step 3: Cross multiply
8,873,917.08x = 13,312,347.93 × 3,115,157.91 - Step 4: Simplify right side
8,873,917.08x = 41,470,065,954,811.62 - Step 5: Solve for x
x = 41,470,065,954,811.62/8,873,917.08 - Step 6: Final answer
x = 4,673,253.71
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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.