Finding the Fourth Proportional to 64,246,174.86, 96,369,259.87 and 18,807,969.36
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Solution
The fourth proportional to 64,246,174.86, 96,369,259.87 and 18,807,969.36 is: 28,211,953.33
Step by Step Solution
- Step 1: Write the proportion equation
64,246,174.86 : 96,369,259.87 = 18,807,969.36 : x - Step 2: Convert to fraction form
64,246,174.86/96,369,259.87 = 18,807,969.36/x - Step 3: Cross multiply
64,246,174.86x = 96,369,259.87 × 18,807,969.36 - Step 4: Simplify right side
64,246,174.86x = 1,812,510,087,159,937.25 - Step 5: Solve for x
x = 1,812,510,087,159,937.25/64,246,174.86 - Step 6: Final answer
x = 28,211,953.33
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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.