Finding the Fourth Proportional to 11,558,385.57, 15,950,829.69 and 6,596,727.30
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Solution
The fourth proportional to 11,558,385.57, 15,950,829.69 and 6,596,727.30 is: 9,103,630.70
Step by Step Solution
- Step 1: Write the proportion equation
11,558,385.57 : 15,950,829.69 = 6,596,727.30 : x - Step 2: Convert to fraction form
11,558,385.57/15,950,829.69 = 6,596,727.30/x - Step 3: Cross multiply
11,558,385.57x = 15,950,829.69 × 6,596,727.30 - Step 4: Simplify right side
11,558,385.57x = 105,223,273,673,673.53 - Step 5: Solve for x
x = 105,223,273,673,673.53/11,558,385.57 - Step 6: Final answer
x = 9,103,630.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.