Finding the Fourth Proportional to 10,961,542.71, 16,409,555.06 and 6,630,485.67
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Solution
The fourth proportional to 10,961,542.71, 16,409,555.06 and 6,630,485.67 is: 9,925,913.03
Step by Step Solution
- Step 1: Write the proportion equation
10,961,542.71 : 16,409,555.06 = 6,630,485.67 : x - Step 2: Convert to fraction form
10,961,542.71/16,409,555.06 = 6,630,485.67/x - Step 3: Cross multiply
10,961,542.71x = 16,409,555.06 × 6,630,485.67 - Step 4: Simplify right side
10,961,542.71x = 108,803,319,643,253.56 - Step 5: Solve for x
x = 108,803,319,643,253.56/10,961,542.71 - Step 6: Final answer
x = 9,925,913.03
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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.