Finding the Fourth Proportional to 27,679,246.80, 41,518,870.20 and 26,084,923.80
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Solution
The fourth proportional to 27,679,246.80, 41,518,870.20 and 26,084,923.80 is: 39,127,385.70
Step by Step Solution
- Step 1: Write the proportion equation
27,679,246.80 : 41,518,870.20 = 26,084,923.80 : x - Step 2: Convert to fraction form
27,679,246.80/41,518,870.20 = 26,084,923.80/x - Step 3: Cross multiply
27,679,246.80x = 41,518,870.20 × 26,084,923.80 - Step 4: Simplify right side
27,679,246.80x = 1,083,016,565,429,090.88 - Step 5: Solve for x
x = 1,083,016,565,429,090.88/27,679,246.80 - Step 6: Final answer
x = 39,127,385.70
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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.