Finding the Fourth Proportional to 19,396,808.95, 29,097,464.75 and 6,444,115.55
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Solution
The fourth proportional to 19,396,808.95, 29,097,464.75 and 6,444,115.55 is: 9,666,921.28
Step by Step Solution
- Step 1: Write the proportion equation
19,396,808.95 : 29,097,464.75 = 6,444,115.55 : x - Step 2: Convert to fraction form
19,396,808.95/29,097,464.75 = 6,444,115.55/x - Step 3: Cross multiply
19,396,808.95x = 29,097,464.75 × 6,444,115.55 - Step 4: Simplify right side
19,396,808.95x = 187,507,425,101,574.97 - Step 5: Solve for x
x = 187,507,425,101,574.97/19,396,808.95 - Step 6: Final answer
x = 9,666,921.28
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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.