Finding the Fourth Proportional to 13,301,761.97, 19,943,067.04 and 8,173,596.71
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Solution
The fourth proportional to 13,301,761.97, 19,943,067.04 and 8,173,596.71 is: 12,254,510.91
Step by Step Solution
- Step 1: Write the proportion equation
13,301,761.97 : 19,943,067.04 = 8,173,596.71 : x - Step 2: Convert to fraction form
13,301,761.97/19,943,067.04 = 8,173,596.71/x - Step 3: Cross multiply
13,301,761.97x = 19,943,067.04 × 8,173,596.71 - Step 4: Simplify right side
13,301,761.97x = 163,006,587,174,877.12 - Step 5: Solve for x
x = 163,006,587,174,877.12/13,301,761.97 - Step 6: Final answer
x = 12,254,510.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.