Finding the Fourth Proportional to 27,249,497.80, 40,874,246.70 and 11,070,071.80
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Solution
The fourth proportional to 27,249,497.80, 40,874,246.70 and 11,070,071.80 is: 16,605,107.70
Step by Step Solution
- Step 1: Write the proportion equation
27,249,497.80 : 40,874,246.70 = 11,070,071.80 : x - Step 2: Convert to fraction form
27,249,497.80/40,874,246.70 = 11,070,071.80/x - Step 3: Cross multiply
27,249,497.80x = 40,874,246.70 × 11,070,071.80 - Step 4: Simplify right side
27,249,497.80x = 452,480,845,739,913.12 - Step 5: Solve for x
x = 452,480,845,739,913.12/27,249,497.80 - Step 6: Final answer
x = 16,605,107.70
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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.