Finding the Fourth Proportional to 10,505,338.84, 15,756,824.43 and 2,829,545.36
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Solution
The fourth proportional to 10,505,338.84, 15,756,824.43 and 2,829,545.36 is: 4,243,999.18
Step by Step Solution
- Step 1: Write the proportion equation
10,505,338.84 : 15,756,824.43 = 2,829,545.36 : x - Step 2: Convert to fraction form
10,505,338.84/15,756,824.43 = 2,829,545.36/x - Step 3: Cross multiply
10,505,338.84x = 15,756,824.43 × 2,829,545.36 - Step 4: Simplify right side
10,505,338.84x = 44,584,649,434,545.12 - Step 5: Solve for x
x = 44,584,649,434,545.12/10,505,338.84 - Step 6: Final answer
x = 4,243,999.18
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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.