Finding the Fourth Proportional to 6,549,471.74, 9,813,346.58 and 3,982,923.02
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Solution
The fourth proportional to 6,549,471.74, 9,813,346.58 and 3,982,923.02 is: 5,967,779.62
Step by Step Solution
- Step 1: Write the proportion equation
6,549,471.74 : 9,813,346.58 = 3,982,923.02 : x - Step 2: Convert to fraction form
6,549,471.74/9,813,346.58 = 3,982,923.02/x - Step 3: Cross multiply
6,549,471.74x = 9,813,346.58 × 3,982,923.02 - Step 4: Simplify right side
6,549,471.74x = 39,085,803,996,720.27 - Step 5: Solve for x
x = 39,085,803,996,720.27/6,549,471.74 - Step 6: Final answer
x = 5,967,779.62
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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.