Finding the Fourth Proportional to 9,513,783.68, 13,129,029.90 and 5,162,869.98
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Solution
The fourth proportional to 9,513,783.68, 13,129,029.90 and 5,162,869.98 is: 7,124,765.14
Step by Step Solution
- Step 1: Write the proportion equation
9,513,783.68 : 13,129,029.90 = 5,162,869.98 : x - Step 2: Convert to fraction form
9,513,783.68/13,129,029.90 = 5,162,869.98/x - Step 3: Cross multiply
9,513,783.68x = 13,129,029.90 × 5,162,869.98 - Step 4: Simplify right side
9,513,783.68x = 67,783,474,337,232.41 - Step 5: Solve for x
x = 67,783,474,337,232.41/9,513,783.68 - Step 6: Final answer
x = 7,124,765.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.