Finding the Fourth Proportional to 11,402,482.94, 15,735,421.49 and 6,175,491.34
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Solution
The fourth proportional to 11,402,482.94, 15,735,421.49 and 6,175,491.34 is: 8,522,175.36
Step by Step Solution
- Step 1: Write the proportion equation
11,402,482.94 : 15,735,421.49 = 6,175,491.34 : x - Step 2: Convert to fraction form
11,402,482.94/15,735,421.49 = 6,175,491.34/x - Step 3: Cross multiply
11,402,482.94x = 15,735,421.49 × 6,175,491.34 - Step 4: Simplify right side
11,402,482.94x = 97,173,959,151,206 - Step 5: Solve for x
x = 97,173,959,151,206/11,402,482.94 - Step 6: Final answer
x = 8,522,175.36
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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.