Finding the Fourth Proportional to 10,842,325.40, 14,962,135.32 and 6,195,815.08
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Solution
The fourth proportional to 10,842,325.40, 14,962,135.32 and 6,195,815.08 is: 8,550,068.38
Step by Step Solution
- Step 1: Write the proportion equation
10,842,325.40 : 14,962,135.32 = 6,195,815.08 : x - Step 2: Convert to fraction form
10,842,325.40/14,962,135.32 = 6,195,815.08/x - Step 3: Cross multiply
10,842,325.40x = 14,962,135.32 × 6,195,815.08 - Step 4: Simplify right side
10,842,325.40x = 92,702,623,607,251.28 - Step 5: Solve for x
x = 92,702,623,607,251.28/10,842,325.40 - Step 6: Final answer
x = 8,550,068.38
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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.