Finding the Fourth Proportional to 13,167,617.58, 19,749,430.62 and 3,583,742.94
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Solution
The fourth proportional to 13,167,617.58, 19,749,430.62 and 3,583,742.94 is: 5,375,071.24
Step by Step Solution
- Step 1: Write the proportion equation
13,167,617.58 : 19,749,430.62 = 3,583,742.94 : x - Step 2: Convert to fraction form
13,167,617.58/19,749,430.62 = 3,583,742.94/x - Step 3: Cross multiply
13,167,617.58x = 19,749,430.62 × 3,583,742.94 - Step 4: Simplify right side
13,167,617.58x = 70,776,882,553,444.83 - Step 5: Solve for x
x = 70,776,882,553,444.83/13,167,617.58 - Step 6: Final answer
x = 5,375,071.24
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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.