Finding the Fourth Proportional to 12,037,240.32, 16,611,392.70 and 6,880,714.44
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Solution
The fourth proportional to 12,037,240.32, 16,611,392.70 and 6,880,714.44 is: 9,495,386.53
Step by Step Solution
- Step 1: Write the proportion equation
12,037,240.32 : 16,611,392.70 = 6,880,714.44 : x - Step 2: Convert to fraction form
12,037,240.32/16,611,392.70 = 6,880,714.44/x - Step 3: Cross multiply
12,037,240.32x = 16,611,392.70 × 6,880,714.44 - Step 4: Simplify right side
12,037,240.32x = 114,298,249,619,400.59 - Step 5: Solve for x
x = 114,298,249,619,400.59/12,037,240.32 - Step 6: Final answer
x = 9,495,386.53
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1.5x scale
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.