Finding the Fourth Proportional to 7,586,948.55, 11,384,159.52 and 3,542,848.62
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Solution
The fourth proportional to 7,586,948.55, 11,384,159.52 and 3,542,848.62 is: 5,316,017.83
Step by Step Solution
- Step 1: Write the proportion equation
7,586,948.55 : 11,384,159.52 = 3,542,848.62 : x - Step 2: Convert to fraction form
7,586,948.55/11,384,159.52 = 3,542,848.62/x - Step 3: Cross multiply
7,586,948.55x = 11,384,159.52 × 3,542,848.62 - Step 4: Simplify right side
7,586,948.55x = 40,332,353,815,886.95 - Step 5: Solve for x
x = 40,332,353,815,886.95/7,586,948.55 - Step 6: Final answer
x = 5,316,017.83
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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.