Finding the Fourth Proportional to 14,395,220.42, 21,592,830.69 and 4,810,598.95
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Solution
The fourth proportional to 14,395,220.42, 21,592,830.69 and 4,810,598.95 is: 7,215,898.45
Step by Step Solution
- Step 1: Write the proportion equation
14,395,220.42 : 21,592,830.69 = 4,810,598.95 : x - Step 2: Convert to fraction form
14,395,220.42/21,592,830.69 = 4,810,598.95/x - Step 3: Cross multiply
14,395,220.42x = 21,592,830.69 × 4,810,598.95 - Step 4: Simplify right side
14,395,220.42x = 103,874,448,644,841.78 - Step 5: Solve for x
x = 103,874,448,644,841.78/14,395,220.42 - Step 6: Final answer
x = 7,215,898.45
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1.5x scale
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.