Finding the Fourth Proportional to 8,470,695.60, 12,708,537.36 and 3,079,261.08
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Solution
The fourth proportional to 8,470,695.60, 12,708,537.36 and 3,079,261.08 is: 4,619,798.22
Step by Step Solution
- Step 1: Write the proportion equation
8,470,695.60 : 12,708,537.36 = 3,079,261.08 : x - Step 2: Convert to fraction form
8,470,695.60/12,708,537.36 = 3,079,261.08/x - Step 3: Cross multiply
8,470,695.60x = 12,708,537.36 × 3,079,261.08 - Step 4: Simplify right side
8,470,695.60x = 39,132,904,476,373.95 - Step 5: Solve for x
x = 39,132,904,476,373.95/8,470,695.60 - Step 6: Final answer
x = 4,619,798.22
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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.