Finding the Fourth Proportional to 8,360,915.68, 12,539,095.52 and 2,294,209.12
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Solution
The fourth proportional to 8,360,915.68, 12,539,095.52 and 2,294,209.12 is: 3,440,688.60
Step by Step Solution
- Step 1: Write the proportion equation
8,360,915.68 : 12,539,095.52 = 2,294,209.12 : x - Step 2: Convert to fraction form
8,360,915.68/12,539,095.52 = 2,294,209.12/x - Step 3: Cross multiply
8,360,915.68x = 12,539,095.52 × 2,294,209.12 - Step 4: Simplify right side
8,360,915.68x = 28,767,307,298,535.14 - Step 5: Solve for x
x = 28,767,307,298,535.14/8,360,915.68 - Step 6: Final answer
x = 3,440,688.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.