Finding the Fourth Proportional to 7,506,585.36, 11,258,151.12 and 4,474,807.20
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Solution
The fourth proportional to 7,506,585.36, 11,258,151.12 and 4,474,807.20 is: 6,711,181.35
Step by Step Solution
- Step 1: Write the proportion equation
7,506,585.36 : 11,258,151.12 = 4,474,807.20 : x - Step 2: Convert to fraction form
7,506,585.36/11,258,151.12 = 4,474,807.20/x - Step 3: Cross multiply
7,506,585.36x = 11,258,151.12 × 4,474,807.20 - Step 4: Simplify right side
7,506,585.36x = 50,378,055,690,464.06 - Step 5: Solve for x
x = 50,378,055,690,464.06/7,506,585.36 - Step 6: Final answer
x = 6,711,181.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.