Finding the Fourth Proportional to 28,870,284.96, 43,306,130.16 and 9,701,319.84
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Solution
The fourth proportional to 28,870,284.96, 43,306,130.16 and 9,701,319.84 is: 14,552,215.90
Step by Step Solution
- Step 1: Write the proportion equation
28,870,284.96 : 43,306,130.16 = 9,701,319.84 : x - Step 2: Convert to fraction form
28,870,284.96/43,306,130.16 = 9,701,319.84/x - Step 3: Cross multiply
28,870,284.96x = 43,306,130.16 × 9,701,319.84 - Step 4: Simplify right side
28,870,284.96x = 420,126,619,714,830.31 - Step 5: Solve for x
x = 420,126,619,714,830.31/28,870,284.96 - Step 6: Final answer
x = 14,552,215.90
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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.