Finding the Fourth Proportional to 8,873,858.61, 13,312,259.46 and 3,115,098.81
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Solution
The fourth proportional to 8,873,858.61, 13,312,259.46 and 3,115,098.81 is: 4,673,164.79
Step by Step Solution
- Step 1: Write the proportion equation
8,873,858.61 : 13,312,259.46 = 3,115,098.81 : x - Step 2: Convert to fraction form
8,873,858.61/13,312,259.46 = 3,115,098.81/x - Step 3: Cross multiply
8,873,858.61x = 13,312,259.46 × 3,115,098.81 - Step 4: Simplify right side
8,873,858.61x = 41,469,003,602,257.25 - Step 5: Solve for x
x = 41,469,003,602,257.25/8,873,858.61 - Step 6: Final answer
x = 4,673,164.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.