Finding the Fourth Proportional to 9,338,207.04, 12,886,922.88 and 5,263,824.96
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Solution
The fourth proportional to 9,338,207.04, 12,886,922.88 and 5,263,824.96 is: 7,264,189.58
Step by Step Solution
- Step 1: Write the proportion equation
9,338,207.04 : 12,886,922.88 = 5,263,824.96 : x - Step 2: Convert to fraction form
9,338,207.04/12,886,922.88 = 5,263,824.96/x - Step 3: Cross multiply
9,338,207.04x = 12,886,922.88 × 5,263,824.96 - Step 4: Simplify right side
9,338,207.04x = 67,834,506,313,339.09 - Step 5: Solve for x
x = 67,834,506,313,339.09/9,338,207.04 - Step 6: Final answer
x = 7,264,189.58
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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.