Finding the Fourth Proportional to 52,428,753.16, 72,354,129.06 and 29,224,048.12
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Solution
The fourth proportional to 52,428,753.16, 72,354,129.06 and 29,224,048.12 is: 40,330,551.88
Step by Step Solution
- Step 1: Write the proportion equation
52,428,753.16 : 72,354,129.06 = 29,224,048.12 : x - Step 2: Convert to fraction form
52,428,753.16/72,354,129.06 = 29,224,048.12/x - Step 3: Cross multiply
52,428,753.16x = 72,354,129.06 × 29,224,048.12 - Step 4: Simplify right side
52,428,753.16x = 2,114,480,549,330,130.50 - Step 5: Solve for x
x = 2,114,480,549,330,130.50/52,428,753.16 - Step 6: Final answer
x = 40,330,551.88
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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.