Finding the Fourth Proportional to 13,308,645.88, 19,960,966.49 and 3,722,781.88
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Solution
The fourth proportional to 13,308,645.88, 19,960,966.49 and 3,722,781.88 is: 5,583,612.71
Step by Step Solution
- Step 1: Write the proportion equation
13,308,645.88 : 19,960,966.49 = 3,722,781.88 : x - Step 2: Convert to fraction form
13,308,645.88/19,960,966.49 = 3,722,781.88/x - Step 3: Cross multiply
13,308,645.88x = 19,960,966.49 × 3,722,781.88 - Step 4: Simplify right side
13,308,645.88x = 74,310,324,256,454.36 - Step 5: Solve for x
x = 74,310,324,256,454.36/13,308,645.88 - Step 6: Final answer
x = 5,583,612.71
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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.