Finding the Fourth Proportional to 7,535,138.90, 11,302,708.35 and 6,873,790.10
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Solution
The fourth proportional to 7,535,138.90, 11,302,708.35 and 6,873,790.10 is: 10,310,685.15
Step by Step Solution
- Step 1: Write the proportion equation
7,535,138.90 : 11,302,708.35 = 6,873,790.10 : x - Step 2: Convert to fraction form
7,535,138.90/11,302,708.35 = 6,873,790.10/x - Step 3: Cross multiply
7,535,138.90x = 11,302,708.35 × 6,873,790.10 - Step 4: Simplify right side
7,535,138.90x = 77,692,444,759,417.33 - Step 5: Solve for x
x = 77,692,444,759,417.33/7,535,138.90 - Step 6: Final answer
x = 10,310,685.15
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1.5x scale
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.