Finding the Fourth Proportional to 8,249,449.05, 12,374,162.64 and 4,653,583.65
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Solution
The fourth proportional to 8,249,449.05, 12,374,162.64 and 4,653,583.65 is: 6,980,369.31
Step by Step Solution
- Step 1: Write the proportion equation
8,249,449.05 : 12,374,162.64 = 4,653,583.65 : x - Step 2: Convert to fraction form
8,249,449.05/12,374,162.64 = 4,653,583.65/x - Step 3: Cross multiply
8,249,449.05x = 12,374,162.64 × 4,653,583.65 - Step 4: Simplify right side
8,249,449.05x = 57,584,200,943,944.84 - Step 5: Solve for x
x = 57,584,200,943,944.84/8,249,449.05 - Step 6: Final answer
x = 6,980,369.31
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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.