Finding the Fourth Proportional to 5,333,703.74, 7,360,844.49 and 3,010,989.80
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Solution
The fourth proportional to 5,333,703.74, 7,360,844.49 and 3,010,989.80 is: 4,155,354.09
Step by Step Solution
- Step 1: Write the proportion equation
5,333,703.74 : 7,360,844.49 = 3,010,989.80 : x - Step 2: Convert to fraction form
5,333,703.74/7,360,844.49 = 3,010,989.80/x - Step 3: Cross multiply
5,333,703.74x = 7,360,844.49 × 3,010,989.80 - Step 4: Simplify right side
5,333,703.74x = 22,163,427,674,125.03 - Step 5: Solve for x
x = 22,163,427,674,125.03/5,333,703.74 - Step 6: Final answer
x = 4,155,354.09
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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.