Finding the Fourth Proportional to 13,800,888.36, 19,045,355.04 and 7,606,162.08
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Solution
The fourth proportional to 13,800,888.36, 19,045,355.04 and 7,606,162.08 is: 10,496,574.82
Step by Step Solution
- Step 1: Write the proportion equation
13,800,888.36 : 19,045,355.04 = 7,606,162.08 : x - Step 2: Convert to fraction form
13,800,888.36/19,045,355.04 = 7,606,162.08/x - Step 3: Cross multiply
13,800,888.36x = 19,045,355.04 × 7,606,162.08 - Step 4: Simplify right side
13,800,888.36x = 144,862,057,305,384.88 - Step 5: Solve for x
x = 144,862,057,305,384.88/13,800,888.36 - Step 6: Final answer
x = 10,496,574.82
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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.