Finding the Fourth Proportional to 76,432,798.08, 105,462,769.50 and 48,560,046.12
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Solution
The fourth proportional to 76,432,798.08, 105,462,769.50 and 48,560,046.12 is: 67,003,656.54
Step by Step Solution
- Step 1: Write the proportion equation
76,432,798.08 : 105,462,769.50 = 48,560,046.12 : x - Step 2: Convert to fraction form
76,432,798.08/105,462,769.50 = 48,560,046.12/x - Step 3: Cross multiply
76,432,798.08x = 105,462,769.50 × 48,560,046.12 - Step 4: Simplify right side
76,432,798.08x = 5,121,276,950,862,929 - Step 5: Solve for x
x = 5,121,276,950,862,929/76,432,798.08 - Step 6: Final answer
x = 67,003,656.54
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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.