Finding the Fourth Proportional to 8,149,963.30, 12,224,944.95 and 3,670,987.30
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Solution
The fourth proportional to 8,149,963.30, 12,224,944.95 and 3,670,987.30 is: 5,506,480.95
Step by Step Solution
- Step 1: Write the proportion equation
8,149,963.30 : 12,224,944.95 = 3,670,987.30 : x - Step 2: Convert to fraction form
8,149,963.30/12,224,944.95 = 3,670,987.30/x - Step 3: Cross multiply
8,149,963.30x = 12,224,944.95 × 3,670,987.30 - Step 4: Simplify right side
8,149,963.30x = 44,877,617,654,649.13 - Step 5: Solve for x
x = 44,877,617,654,649.13/8,149,963.30 - Step 6: Final answer
x = 5,506,480.95
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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.