Finding the Fourth Proportional to 53,119,176.40, 79,716,089.40 and 33,996,437.20
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Solution
The fourth proportional to 53,119,176.40, 79,716,089.40 and 33,996,437.20 is: 51,018,543.79
Step by Step Solution
- Step 1: Write the proportion equation
53,119,176.40 : 79,716,089.40 = 33,996,437.20 : x - Step 2: Convert to fraction form
53,119,176.40/79,716,089.40 = 33,996,437.20/x - Step 3: Cross multiply
53,119,176.40x = 79,716,089.40 × 33,996,437.20 - Step 4: Simplify right side
53,119,176.40x = 2,710,063,027,116,686 - Step 5: Solve for x
x = 2,710,063,027,116,686/53,119,176.40 - Step 6: Final answer
x = 51,018,543.79
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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.