Finding the Fourth Proportional to 5,562,948.69, 8,347,270.82 and 2,648,340.09
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Solution
The fourth proportional to 5,562,948.69, 8,347,270.82 and 2,648,340.09 is: 3,973,865.87
Step by Step Solution
- Step 1: Write the proportion equation
5,562,948.69 : 8,347,270.82 = 2,648,340.09 : x - Step 2: Convert to fraction form
5,562,948.69/8,347,270.82 = 2,648,340.09/x - Step 3: Cross multiply
5,562,948.69x = 8,347,270.82 × 2,648,340.09 - Step 4: Simplify right side
5,562,948.69x = 22,106,411,941,451.47 - Step 5: Solve for x
x = 22,106,411,941,451.47/5,562,948.69 - Step 6: Final answer
x = 3,973,865.87
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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.