Finding the Fourth Proportional to 11,018,701.80, 16,516,242.90 and 4,192,637.40
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Solution
The fourth proportional to 11,018,701.80, 16,516,242.90 and 4,192,637.40 is: 6,284,462.45
Step by Step Solution
- Step 1: Write the proportion equation
11,018,701.80 : 16,516,242.90 = 4,192,637.40 : x - Step 2: Convert to fraction form
11,018,701.80/16,516,242.90 = 4,192,637.40/x - Step 3: Cross multiply
11,018,701.80x = 16,516,242.90 × 4,192,637.40 - Step 4: Simplify right side
11,018,701.80x = 69,246,617,690,024.46 - Step 5: Solve for x
x = 69,246,617,690,024.46/11,018,701.80 - Step 6: Final answer
x = 6,284,462.45
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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.