Finding the Fourth Proportional to 22,142,750.53, 33,228,122.59 and 13,044,830.53
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Solution
The fourth proportional to 22,142,750.53, 33,228,122.59 and 13,044,830.53 is: 19,575,491.64
Step by Step Solution
- Step 1: Write the proportion equation
22,142,750.53 : 33,228,122.59 = 13,044,830.53 : x - Step 2: Convert to fraction form
22,142,750.53/33,228,122.59 = 13,044,830.53/x - Step 3: Cross multiply
22,142,750.53x = 33,228,122.59 × 13,044,830.53 - Step 4: Simplify right side
22,142,750.53x = 433,455,227,817,862 - Step 5: Solve for x
x = 433,455,227,817,862/22,142,750.53 - Step 6: Final answer
x = 19,575,491.64
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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.