Finding the Fourth Proportional to 9,599,612.88, 13,247,467.02 and 5,248,702.20
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Solution
The fourth proportional to 9,599,612.88, 13,247,467.02 and 5,248,702.20 is: 7,243,209.72
Step by Step Solution
- Step 1: Write the proportion equation
9,599,612.88 : 13,247,467.02 = 5,248,702.20 : x - Step 2: Convert to fraction form
9,599,612.88/13,247,467.02 = 5,248,702.20/x - Step 3: Cross multiply
9,599,612.88x = 13,247,467.02 × 5,248,702.20 - Step 4: Simplify right side
9,599,612.88x = 69,532,009,278,865.41 - Step 5: Solve for x
x = 69,532,009,278,865.41/9,599,612.88 - Step 6: Final answer
x = 7,243,209.72
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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.