Finding the Fourth Proportional to 87,021,714.24, 120,092,237.96 and 47,864,518.81
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Solution
The fourth proportional to 87,021,714.24, 120,092,237.96 and 47,864,518.81 is: 66,054,285.79
Step by Step Solution
- Step 1: Write the proportion equation
87,021,714.24 : 120,092,237.96 = 47,864,518.81 : x - Step 2: Convert to fraction form
87,021,714.24/120,092,237.96 = 47,864,518.81/x - Step 3: Cross multiply
87,021,714.24x = 120,092,237.96 × 47,864,518.81 - Step 4: Simplify right side
87,021,714.24x = 5,748,157,182,231,862 - Step 5: Solve for x
x = 5,748,157,182,231,862/87,021,714.24 - Step 6: Final answer
x = 66,054,285.79
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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.