Finding the Fourth Proportional to 9,395,539.44, 12,965,628.51 and 5,475,045.90
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Solution
The fourth proportional to 9,395,539.44, 12,965,628.51 and 5,475,045.90 is: 7,555,437.52
Step by Step Solution
- Step 1: Write the proportion equation
9,395,539.44 : 12,965,628.51 = 5,475,045.90 : x - Step 2: Convert to fraction form
9,395,539.44/12,965,628.51 = 5,475,045.90/x - Step 3: Cross multiply
9,395,539.44x = 12,965,628.51 × 5,475,045.90 - Step 4: Simplify right side
9,395,539.44x = 70,987,411,214,598.61 - Step 5: Solve for x
x = 70,987,411,214,598.61/9,395,539.44 - Step 6: Final answer
x = 7,555,437.52
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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.