Finding the Fourth Proportional to 19,108,235.68, 26,369,181.84 and 10,406,554
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Solution
The fourth proportional to 19,108,235.68, 26,369,181.84 and 10,406,554 is: 14,360,944.64
Step by Step Solution
- Step 1: Write the proportion equation
19,108,235.68 : 26,369,181.84 = 10,406,554 : x - Step 2: Convert to fraction form
19,108,235.68/26,369,181.84 = 10,406,554/x - Step 3: Cross multiply
19,108,235.68x = 26,369,181.84 × 10,406,554 - Step 4: Simplify right side
19,108,235.68x = 274,412,314,753,779.34 - Step 5: Solve for x
x = 274,412,314,753,779.34/19,108,235.68 - Step 6: Final answer
x = 14,360,944.64
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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.