Finding the Fourth Proportional to 48,815,210.81, 72,791,528.28 and 48,377,067.23
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Solution
The fourth proportional to 48,815,210.81, 72,791,528.28 and 48,377,067.23 is: 72,138,183.96
Step by Step Solution
- Step 1: Write the proportion equation
48,815,210.81 : 72,791,528.28 = 48,377,067.23 : x - Step 2: Convert to fraction form
48,815,210.81/72,791,528.28 = 48,377,067.23/x - Step 3: Cross multiply
48,815,210.81x = 72,791,528.28 × 48,377,067.23 - Step 4: Simplify right side
48,815,210.81x = 3,521,440,657,012,049 - Step 5: Solve for x
x = 3,521,440,657,012,049/48,815,210.81 - Step 6: Final answer
x = 72,138,183.96
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.