Finding the Fourth Proportional to 7,356,175.18, 11,018,498.51 and 5,983,432.94
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Solution
The fourth proportional to 7,356,175.18, 11,018,498.51 and 5,983,432.94 is: 8,962,326.94
Step by Step Solution
- Step 1: Write the proportion equation
7,356,175.18 : 11,018,498.51 = 5,983,432.94 : x - Step 2: Convert to fraction form
7,356,175.18/11,018,498.51 = 5,983,432.94/x - Step 3: Cross multiply
7,356,175.18x = 11,018,498.51 × 5,983,432.94 - Step 4: Simplify right side
7,356,175.18x = 65,928,446,976,579.74 - Step 5: Solve for x
x = 65,928,446,976,579.74/7,356,175.18 - Step 6: Final answer
x = 8,962,326.94
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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.