Finding the Fourth Proportional to 57,477,873.72, 86,230,537.68 and 19,139,719.98
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Solution
The fourth proportional to 57,477,873.72, 86,230,537.68 and 19,139,719.98 is: 28,714,151.00
Step by Step Solution
- Step 1: Write the proportion equation
57,477,873.72 : 86,230,537.68 = 19,139,719.98 : x - Step 2: Convert to fraction form
57,477,873.72/86,230,537.68 = 19,139,719.98/x - Step 3: Cross multiply
57,477,873.72x = 86,230,537.68 × 19,139,719.98 - Step 4: Simplify right side
57,477,873.72x = 1,650,428,344,920,039 - Step 5: Solve for x
x = 1,650,428,344,920,039/57,477,873.72 - Step 6: Final answer
x = 28,714,151.00
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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.