Finding the Fourth Proportional to 73,439,681.76, 101,350,350 and 40,843,933.92
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Solution
The fourth proportional to 73,439,681.76, 101,350,350 and 40,843,933.92 is: 56,366,624.95
Step by Step Solution
- Step 1: Write the proportion equation
73,439,681.76 : 101,350,350 = 40,843,933.92 : x - Step 2: Convert to fraction form
73,439,681.76/101,350,350 = 40,843,933.92/x - Step 3: Cross multiply
73,439,681.76x = 101,350,350 × 40,843,933.92 - Step 4: Simplify right side
73,439,681.76x = 4,139,546,998,168,872 - Step 5: Solve for x
x = 4,139,546,998,168,872/73,439,681.76 - Step 6: Final answer
x = 56,366,624.95
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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.