Finding the Fourth Proportional to 71,064,228.80, 106,596,343.20 and 65,962,395.20
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Solution
The fourth proportional to 71,064,228.80, 106,596,343.20 and 65,962,395.20 is: 98,943,592.80
Step by Step Solution
- Step 1: Write the proportion equation
71,064,228.80 : 106,596,343.20 = 65,962,395.20 : x - Step 2: Convert to fraction form
71,064,228.80/106,596,343.20 = 65,962,395.20/x - Step 3: Cross multiply
71,064,228.80x = 106,596,343.20 × 65,962,395.20 - Step 4: Simplify right side
71,064,228.80x = 7,031,350,117,033,233 - Step 5: Solve for x
x = 7,031,350,117,033,233/71,064,228.80 - Step 6: Final answer
x = 98,943,592.80
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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.