Finding the Fourth Proportional to 9,928,228.82, 14,883,813.95 and 3,450,462.53
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Solution
The fourth proportional to 9,928,228.82, 14,883,813.95 and 3,450,462.53 is: 5,172,729.52
Step by Step Solution
- Step 1: Write the proportion equation
9,928,228.82 : 14,883,813.95 = 3,450,462.53 : x - Step 2: Convert to fraction form
9,928,228.82/14,883,813.95 = 3,450,462.53/x - Step 3: Cross multiply
9,928,228.82x = 14,883,813.95 × 3,450,462.53 - Step 4: Simplify right side
9,928,228.82x = 51,356,042,246,294.91 - Step 5: Solve for x
x = 51,356,042,246,294.91/9,928,228.82 - Step 6: Final answer
x = 5,172,729.52
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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.