Finding the Fourth Proportional to 11,675,050.80, 16,111,475.49 and 6,448,417.26
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Solution
The fourth proportional to 11,675,050.80, 16,111,475.49 and 6,448,417.26 is: 8,898,763.56
Step by Step Solution
- Step 1: Write the proportion equation
11,675,050.80 : 16,111,475.49 = 6,448,417.26 : x - Step 2: Convert to fraction form
11,675,050.80/16,111,475.49 = 6,448,417.26/x - Step 3: Cross multiply
11,675,050.80x = 16,111,475.49 × 6,448,417.26 - Step 4: Simplify right side
11,675,050.80x = 103,893,516,633,782.95 - Step 5: Solve for x
x = 103,893,516,633,782.95/11,675,050.80 - Step 6: Final answer
x = 8,898,763.56
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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.