Finding the Fourth Proportional to 47,564,797.08, 65,638,303.44 and 27,986,953.44
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Solution
The fourth proportional to 47,564,797.08, 65,638,303.44 and 27,986,953.44 is: 38,621,338.78
Step by Step Solution
- Step 1: Write the proportion equation
47,564,797.08 : 65,638,303.44 = 27,986,953.44 : x - Step 2: Convert to fraction form
47,564,797.08/65,638,303.44 = 27,986,953.44/x - Step 3: Cross multiply
47,564,797.08x = 65,638,303.44 × 27,986,953.44 - Step 4: Simplify right side
47,564,797.08x = 1,837,016,142,255,871.75 - Step 5: Solve for x
x = 1,837,016,142,255,871.75/47,564,797.08 - Step 6: Final answer
x = 38,621,338.78
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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.