Finding the Fourth Proportional to 55,118,616.81, 82,683,075.59 and 16,257,106.68
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Solution
The fourth proportional to 55,118,616.81, 82,683,075.59 and 16,257,106.68 is: 24,387,179.11
Step by Step Solution
- Step 1: Write the proportion equation
55,118,616.81 : 82,683,075.59 = 16,257,106.68 : x - Step 2: Convert to fraction form
55,118,616.81/82,683,075.59 = 16,257,106.68/x - Step 3: Cross multiply
55,118,616.81x = 82,683,075.59 × 16,257,106.68 - Step 4: Simplify right side
55,118,616.81x = 1,344,187,580,497,134 - Step 5: Solve for x
x = 1,344,187,580,497,134/55,118,616.81 - Step 6: Final answer
x = 24,387,179.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.