Finding the Fourth Proportional to 71,917,226.36, 99,272,761.50 and 47,139,010
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Solution
The fourth proportional to 71,917,226.36, 99,272,761.50 and 47,139,010 is: 65,069,524.15
Step by Step Solution
- Step 1: Write the proportion equation
71,917,226.36 : 99,272,761.50 = 47,139,010 : x - Step 2: Convert to fraction form
71,917,226.36/99,272,761.50 = 47,139,010/x - Step 3: Cross multiply
71,917,226.36x = 99,272,761.50 × 47,139,010 - Step 4: Simplify right side
71,917,226.36x = 4,679,619,697,076,115 - Step 5: Solve for x
x = 4,679,619,697,076,115/71,917,226.36 - Step 6: Final answer
x = 65,069,524.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.