Finding the Fourth Proportional to 14,259,135, 19,677,615.90 and 7,732,762.44
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Solution
The fourth proportional to 14,259,135, 19,677,615.90 and 7,732,762.44 is: 10,671,217.37
Step by Step Solution
- Step 1: Write the proportion equation
14,259,135 : 19,677,615.90 = 7,732,762.44 : x - Step 2: Convert to fraction form
14,259,135/19,677,615.90 = 7,732,762.44/x - Step 3: Cross multiply
14,259,135x = 19,677,615.90 × 7,732,762.44 - Step 4: Simplify right side
14,259,135x = 152,162,329,140,266.78 - Step 5: Solve for x
x = 152,162,329,140,266.78/14,259,135 - Step 6: Final answer
x = 10,671,217.37
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1.5x scale
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.