Finding the Fourth Proportional to 73,528,337.40, 110,292,506.10 and 19,675,649.40
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Solution
The fourth proportional to 73,528,337.40, 110,292,506.10 and 19,675,649.40 is: 29,513,474.10
Step by Step Solution
- Step 1: Write the proportion equation
73,528,337.40 : 110,292,506.10 = 19,675,649.40 : x - Step 2: Convert to fraction form
73,528,337.40/110,292,506.10 = 19,675,649.40/x - Step 3: Cross multiply
73,528,337.40x = 110,292,506.10 × 19,675,649.40 - Step 4: Simplify right side
73,528,337.40x = 2,170,076,681,470,961 - Step 5: Solve for x
x = 2,170,076,681,470,961/73,528,337.40 - Step 6: Final answer
x = 29,513,474.10
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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.