Finding the Fourth Proportional to 8,759,831.48, 13,132,633.62 and 3,646,089.12
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Solution
The fourth proportional to 8,759,831.48, 13,132,633.62 and 3,646,089.12 is: 5,466,172.80
Step by Step Solution
- Step 1: Write the proportion equation
8,759,831.48 : 13,132,633.62 = 3,646,089.12 : x - Step 2: Convert to fraction form
8,759,831.48/13,132,633.62 = 3,646,089.12/x - Step 3: Cross multiply
8,759,831.48x = 13,132,633.62 × 3,646,089.12 - Step 4: Simplify right side
8,759,831.48x = 47,882,752,558,828.21 - Step 5: Solve for x
x = 47,882,752,558,828.21/8,759,831.48 - Step 6: Final answer
x = 5,466,172.80
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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.