Finding the Fourth Proportional to 36,128,607.80, 54,177,165.30 and 14,556,039.80
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Solution
The fourth proportional to 36,128,607.80, 54,177,165.30 and 14,556,039.80 is: 21,827,715.55
Step by Step Solution
- Step 1: Write the proportion equation
36,128,607.80 : 54,177,165.30 = 14,556,039.80 : x - Step 2: Convert to fraction form
36,128,607.80/54,177,165.30 = 14,556,039.80/x - Step 3: Cross multiply
36,128,607.80x = 54,177,165.30 × 14,556,039.80 - Step 4: Simplify right side
36,128,607.80x = 788,604,974,357,978.88 - Step 5: Solve for x
x = 788,604,974,357,978.88/36,128,607.80 - Step 6: Final answer
x = 21,827,715.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.