Finding the Fourth Proportional to 93,727,374.60, 129,333,930.12 and 51,910,344.44
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Solution
The fourth proportional to 93,727,374.60, 129,333,930.12 and 51,910,344.44 is: 71,630,821.72
Step by Step Solution
- Step 1: Write the proportion equation
93,727,374.60 : 129,333,930.12 = 51,910,344.44 : x - Step 2: Convert to fraction form
93,727,374.60/129,333,930.12 = 51,910,344.44/x - Step 3: Cross multiply
93,727,374.60x = 129,333,930.12 × 51,910,344.44 - Step 4: Simplify right side
93,727,374.60x = 6,713,768,860,308,090 - Step 5: Solve for x
x = 6,713,768,860,308,090/93,727,374.60 - Step 6: Final answer
x = 71,630,821.72
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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.