Finding the Fourth Proportional to 25,546,966.80, 35,249,551.39 and 14,679,851.28
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Solution
The fourth proportional to 25,546,966.80, 35,249,551.39 and 14,679,851.28 is: 20,255,170.65
Step by Step Solution
- Step 1: Write the proportion equation
25,546,966.80 : 35,249,551.39 = 14,679,851.28 : x - Step 2: Convert to fraction form
25,546,966.80/35,249,551.39 = 14,679,851.28/x - Step 3: Cross multiply
25,546,966.80x = 35,249,551.39 × 14,679,851.28 - Step 4: Simplify right side
25,546,966.80x = 517,458,172,018,517.94 - Step 5: Solve for x
x = 517,458,172,018,517.94/25,546,966.80 - Step 6: Final answer
x = 20,255,170.65
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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.