Finding the Fourth Proportional to 86,041,934.56, 118,603,416.08 and 58,492,033.12
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Solution
The fourth proportional to 86,041,934.56, 118,603,416.08 and 58,492,033.12 is: 80,627,603.01
Step by Step Solution
- Step 1: Write the proportion equation
86,041,934.56 : 118,603,416.08 = 58,492,033.12 : x - Step 2: Convert to fraction form
86,041,934.56/118,603,416.08 = 58,492,033.12/x - Step 3: Cross multiply
86,041,934.56x = 118,603,416.08 × 58,492,033.12 - Step 4: Simplify right side
86,041,934.56x = 6,937,354,941,496,500 - Step 5: Solve for x
x = 6,937,354,941,496,500/86,041,934.56 - Step 6: Final answer
x = 80,627,603.01
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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.