Finding the Fourth Proportional to 10,498,402.18, 14,487,794.91 and 5,669,506.18
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Solution
The fourth proportional to 10,498,402.18, 14,487,794.91 and 5,669,506.18 is: 7,823,918.48
Step by Step Solution
- Step 1: Write the proportion equation
10,498,402.18 : 14,487,794.91 = 5,669,506.18 : x - Step 2: Convert to fraction form
10,498,402.18/14,487,794.91 = 5,669,506.18/x - Step 3: Cross multiply
10,498,402.18x = 14,487,794.91 × 5,669,506.18 - Step 4: Simplify right side
10,498,402.18x = 82,138,642,776,817.55 - Step 5: Solve for x
x = 82,138,642,776,817.55/10,498,402.18 - Step 6: Final answer
x = 7,823,918.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.