Finding the Fourth Proportional to 64,570,526.80, 96,856,140.12 and 19,132,714.96
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Solution
The fourth proportional to 64,570,526.80, 96,856,140.12 and 19,132,714.96 is: 28,699,176.12
Step by Step Solution
- Step 1: Write the proportion equation
64,570,526.80 : 96,856,140.12 = 19,132,714.96 : x - Step 2: Convert to fraction form
64,570,526.80/96,856,140.12 = 19,132,714.96/x - Step 3: Cross multiply
64,570,526.80x = 96,856,140.12 × 19,132,714.96 - Step 4: Simplify right side
64,570,526.80x = 1,853,120,921,041,780.25 - Step 5: Solve for x
x = 1,853,120,921,041,780.25/64,570,526.80 - Step 6: Final answer
x = 28,699,176.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.