Finding the Fourth Proportional to 7,470,118.84, 11,208,437.49 and 2,615,909.38
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Solution
The fourth proportional to 7,470,118.84, 11,208,437.49 and 2,615,909.38 is: 3,925,005.40
Step by Step Solution
- Step 1: Write the proportion equation
7,470,118.84 : 11,208,437.49 = 2,615,909.38 : x - Step 2: Convert to fraction form
7,470,118.84/11,208,437.49 = 2,615,909.38/x - Step 3: Cross multiply
7,470,118.84x = 11,208,437.49 × 2,615,909.38 - Step 4: Simplify right side
7,470,118.84x = 29,320,256,765,234.66 - Step 5: Solve for x
x = 29,320,256,765,234.66/7,470,118.84 - Step 6: Final answer
x = 3,925,005.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.