Finding the Fourth Proportional to 10,938,746.66, 15,095,439.41 and 6,043,933.91
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Solution
The fourth proportional to 10,938,746.66, 15,095,439.41 and 6,043,933.91 is: 8,340,611.68
Step by Step Solution
- Step 1: Write the proportion equation
10,938,746.66 : 15,095,439.41 = 6,043,933.91 : x - Step 2: Convert to fraction form
10,938,746.66/15,095,439.41 = 6,043,933.91/x - Step 3: Cross multiply
10,938,746.66x = 15,095,439.41 × 6,043,933.91 - Step 4: Simplify right side
10,938,746.66x = 91,235,838,143,968.31 - Step 5: Solve for x
x = 91,235,838,143,968.31/10,938,746.66 - Step 6: Final answer
x = 8,340,611.68
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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.