Finding the Fourth Proportional to 48,830,439.40, 67,386,102.05 and 28,988,184.13
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Solution
The fourth proportional to 48,830,439.40, 67,386,102.05 and 28,988,184.13 is: 40,003,750.90
Step by Step Solution
- Step 1: Write the proportion equation
48,830,439.40 : 67,386,102.05 = 28,988,184.13 : x - Step 2: Convert to fraction form
48,830,439.40/67,386,102.05 = 28,988,184.13/x - Step 3: Cross multiply
48,830,439.40x = 67,386,102.05 × 28,988,184.13 - Step 4: Simplify right side
48,830,439.40x = 1,953,400,733,932,375.50 - Step 5: Solve for x
x = 1,953,400,733,932,375.50/48,830,439.40 - Step 6: Final answer
x = 40,003,750.90
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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.