Finding the Fourth Proportional to 19,575,363.20, 29,363,044.80 and 18,063,708.80
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Solution
The fourth proportional to 19,575,363.20, 29,363,044.80 and 18,063,708.80 is: 27,095,563.20
Step by Step Solution
- Step 1: Write the proportion equation
19,575,363.20 : 29,363,044.80 = 18,063,708.80 : x - Step 2: Convert to fraction form
19,575,363.20/29,363,044.80 = 18,063,708.80/x - Step 3: Cross multiply
19,575,363.20x = 29,363,044.80 × 18,063,708.80 - Step 4: Simplify right side
19,575,363.20x = 530,405,490,748,554.25 - Step 5: Solve for x
x = 530,405,490,748,554.25/19,575,363.20 - Step 6: Final answer
x = 27,095,563.20
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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.