Finding the Fourth Proportional to 69,398,520.09, 95,780,509.29 and 44,291,462.19
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Solution
The fourth proportional to 69,398,520.09, 95,780,509.29 and 44,291,462.19 is: 61,128,952.03
Step by Step Solution
- Step 1: Write the proportion equation
69,398,520.09 : 95,780,509.29 = 44,291,462.19 : x - Step 2: Convert to fraction form
69,398,520.09/95,780,509.29 = 44,291,462.19/x - Step 3: Cross multiply
69,398,520.09x = 95,780,509.29 × 44,291,462.19 - Step 4: Simplify right side
69,398,520.09x = 4,242,258,805,756,979 - Step 5: Solve for x
x = 4,242,258,805,756,979/69,398,520.09 - Step 6: Final answer
x = 61,128,952.03
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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.