Finding the Fourth Proportional to 26,310,997.74, 36,309,446.19 and 14,709,205.74
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Solution
The fourth proportional to 26,310,997.74, 36,309,446.19 and 14,709,205.74 is: 20,298,854.48
Step by Step Solution
- Step 1: Write the proportion equation
26,310,997.74 : 36,309,446.19 = 14,709,205.74 : x - Step 2: Convert to fraction form
26,310,997.74/36,309,446.19 = 14,709,205.74/x - Step 3: Cross multiply
26,310,997.74x = 36,309,446.19 × 14,709,205.74 - Step 4: Simplify right side
26,310,997.74x = 534,083,114,314,169.12 - Step 5: Solve for x
x = 534,083,114,314,169.12/26,310,997.74 - Step 6: Final answer
x = 20,298,854.48
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1.5x scale
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.