Finding the Fourth Proportional to 13,148,871.19, 19,723,306.86 and 3,564,249.68
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Solution
The fourth proportional to 13,148,871.19, 19,723,306.86 and 3,564,249.68 is: 5,346,374.53
Step by Step Solution
- Step 1: Write the proportion equation
13,148,871.19 : 19,723,306.86 = 3,564,249.68 : x - Step 2: Convert to fraction form
13,148,871.19/19,723,306.86 = 3,564,249.68/x - Step 3: Cross multiply
13,148,871.19x = 19,723,306.86 × 3,564,249.68 - Step 4: Simplify right side
13,148,871.19x = 70,298,790,065,680.27 - Step 5: Solve for x
x = 70,298,790,065,680.27/13,148,871.19 - Step 6: Final answer
x = 5,346,374.53
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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.