Finding the Fourth Proportional to 19,811,289.42, 29,691,346.23 and 8,873,482.77
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Solution
The fourth proportional to 19,811,289.42, 29,691,346.23 and 8,873,482.77 is: 13,298,763.33
Step by Step Solution
- Step 1: Write the proportion equation
19,811,289.42 : 29,691,346.23 = 8,873,482.77 : x - Step 2: Convert to fraction form
19,811,289.42/29,691,346.23 = 8,873,482.77/x - Step 3: Cross multiply
19,811,289.42x = 29,691,346.23 × 8,873,482.77 - Step 4: Simplify right side
19,811,289.42x = 263,465,649,190,009.44 - Step 5: Solve for x
x = 263,465,649,190,009.44/19,811,289.42 - Step 6: Final answer
x = 13,298,763.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.