Finding the Fourth Proportional to 5,894,926.47, 8,134,915.14 and 3,316,601.07
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Solution
The fourth proportional to 5,894,926.47, 8,134,915.14 and 3,316,601.07 is: 4,576,862.56
Step by Step Solution
- Step 1: Write the proportion equation
5,894,926.47 : 8,134,915.14 = 3,316,601.07 : x - Step 2: Convert to fraction form
5,894,926.47/8,134,915.14 = 3,316,601.07/x - Step 3: Cross multiply
5,894,926.47x = 8,134,915.14 × 3,316,601.07 - Step 4: Simplify right side
5,894,926.47x = 26,980,268,257,683.20 - Step 5: Solve for x
x = 26,980,268,257,683.20/5,894,926.47 - Step 6: Final answer
x = 4,576,862.56
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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.