Finding the Fourth Proportional to 9,143,818.47, 13,718,776.68 and 6,081,880.48
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Solution
The fourth proportional to 9,143,818.47, 13,718,776.68 and 6,081,880.48 is: 9,124,848.70
Step by Step Solution
- Step 1: Write the proportion equation
9,143,818.47 : 13,718,776.68 = 6,081,880.48 : x - Step 2: Convert to fraction form
9,143,818.47/13,718,776.68 = 6,081,880.48/x - Step 3: Cross multiply
9,143,818.47x = 13,718,776.68 × 6,081,880.48 - Step 4: Simplify right side
9,143,818.47x = 83,435,960,065,274.27 - Step 5: Solve for x
x = 83,435,960,065,274.27/9,143,818.47 - Step 6: Final answer
x = 9,124,848.70
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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.