Finding the Fourth Proportional to 6,144,564.99, 8,482,688.75 and 4,488,854.12
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Solution
The fourth proportional to 6,144,564.99, 8,482,688.75 and 4,488,854.12 is: 6,196,948.43
Step by Step Solution
- Step 1: Write the proportion equation
6,144,564.99 : 8,482,688.75 = 4,488,854.12 : x - Step 2: Convert to fraction form
6,144,564.99/8,482,688.75 = 4,488,854.12/x - Step 3: Cross multiply
6,144,564.99x = 8,482,688.75 × 4,488,854.12 - Step 4: Simplify right side
6,144,564.99x = 38,077,552,344,115.15 - Step 5: Solve for x
x = 38,077,552,344,115.15/6,144,564.99 - Step 6: Final answer
x = 6,196,948.43
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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.