Finding the Fourth Proportional to 10,968,448.53, 15,136,272.87 and 6,073,565.53
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Solution
The fourth proportional to 10,968,448.53, 15,136,272.87 and 6,073,565.53 is: 8,381,417.38
Step by Step Solution
- Step 1: Write the proportion equation
10,968,448.53 : 15,136,272.87 = 6,073,565.53 : x - Step 2: Convert to fraction form
10,968,448.53/15,136,272.87 = 6,073,565.53/x - Step 3: Cross multiply
10,968,448.53x = 15,136,272.87 × 6,073,565.53 - Step 4: Simplify right side
10,968,448.53x = 91,931,145,125,538.34 - Step 5: Solve for x
x = 91,931,145,125,538.34/10,968,448.53 - Step 6: Final answer
x = 8,381,417.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.