Finding the Fourth Proportional to 11,567,470.55, 17,247,789.56 and 11,249,664.68
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Solution
The fourth proportional to 11,567,470.55, 17,247,789.56 and 11,249,664.68 is: 16,773,922.02
Step by Step Solution
- Step 1: Write the proportion equation
11,567,470.55 : 17,247,789.56 = 11,249,664.68 : x - Step 2: Convert to fraction form
11,567,470.55/17,247,789.56 = 11,249,664.68/x - Step 3: Cross multiply
11,567,470.55x = 17,247,789.56 × 11,249,664.68 - Step 4: Simplify right side
11,567,470.55x = 194,031,848,963,089.97 - Step 5: Solve for x
x = 194,031,848,963,089.97/11,567,470.55 - Step 6: Final answer
x = 16,773,922.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.