Finding the Fourth Proportional to 22,570,857.36, 33,857,565.48 and 7,219,495.08
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Solution
The fourth proportional to 22,570,857.36, 33,857,565.48 and 7,219,495.08 is: 10,829,651.86
Step by Step Solution
- Step 1: Write the proportion equation
22,570,857.36 : 33,857,565.48 = 7,219,495.08 : x - Step 2: Convert to fraction form
22,570,857.36/33,857,565.48 = 7,219,495.08/x - Step 3: Cross multiply
22,570,857.36x = 33,857,565.48 × 7,219,495.08 - Step 4: Simplify right side
22,570,857.36x = 244,434,527,403,637.81 - Step 5: Solve for x
x = 244,434,527,403,637.81/22,570,857.36 - Step 6: Final answer
x = 10,829,651.86
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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.