Finding the Fourth Proportional to 75,847,068.57, 104,630,393.88 and 46,069,792.68
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Solution
The fourth proportional to 75,847,068.57, 104,630,393.88 and 46,069,792.68 is: 63,552,891.96
Step by Step Solution
- Step 1: Write the proportion equation
75,847,068.57 : 104,630,393.88 = 46,069,792.68 : x - Step 2: Convert to fraction form
75,847,068.57/104,630,393.88 = 46,069,792.68/x - Step 3: Cross multiply
75,847,068.57x = 104,630,393.88 × 46,069,792.68 - Step 4: Simplify right side
75,847,068.57x = 4,820,300,554,078,341 - Step 5: Solve for x
x = 4,820,300,554,078,341/75,847,068.57 - Step 6: Final answer
x = 63,552,891.96
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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.