Finding the Fourth Proportional to 13,203,462.70, 19,781,574.45 and 11,313,894.70
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Solution
The fourth proportional to 13,203,462.70, 19,781,574.45 and 11,313,894.70 is: 16,950,602.69
Step by Step Solution
- Step 1: Write the proportion equation
13,203,462.70 : 19,781,574.45 = 11,313,894.70 : x - Step 2: Convert to fraction form
13,203,462.70/19,781,574.45 = 11,313,894.70/x - Step 3: Cross multiply
13,203,462.70x = 19,781,574.45 × 11,313,894.70 - Step 4: Simplify right side
13,203,462.70x = 223,806,650,327,510.41 - Step 5: Solve for x
x = 223,806,650,327,510.41/13,203,462.70 - Step 6: Final answer
x = 16,950,602.69
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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.